Home / 6,985,028.10-10,477,542.15-6,145,220.10

Finding the Fourth Proportional to 6,985,028.10, 10,477,542.15 and 6,145,220.10

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Solution

The fourth proportional to 6,985,028.10, 10,477,542.15 and 6,145,220.10 is: 9,217,830.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985,028.10 : 10,477,542.15 = 6,145,220.10 : x
  2. Step 2: Convert to fraction form
    6,985,028.10/10,477,542.15 = 6,145,220.10/x
  3. Step 3: Cross multiply
    6,985,028.10x = 10,477,542.15 × 6,145,220.10
  4. Step 4: Simplify right side
    6,985,028.10x = 64,386,802,618,777.21
  5. Step 5: Solve for x
    x = 64,386,802,618,777.21/6,985,028.10
  6. Step 6: Final answer
    x = 9,217,830.15

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Half scale
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Double scale
Find fourth proportional to 6,985,029.10, 10,477,543.65 and 6,145,221.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.