Home / 6,985,010.10-10,477,515.15-6,145,202.10

Finding the Fourth Proportional to 6,985,010.10, 10,477,515.15 and 6,145,202.10

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Solution

The fourth proportional to 6,985,010.10, 10,477,515.15 and 6,145,202.10 is: 9,217,803.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985,010.10 : 10,477,515.15 = 6,145,202.10 : x
  2. Step 2: Convert to fraction form
    6,985,010.10/10,477,515.15 = 6,145,202.10/x
  3. Step 3: Cross multiply
    6,985,010.10x = 10,477,515.15 × 6,145,202.10
  4. Step 4: Simplify right side
    6,985,010.10x = 64,386,448,102,561.81
  5. Step 5: Solve for x
    x = 64,386,448,102,561.81/6,985,010.10
  6. Step 6: Final answer
    x = 9,217,803.15

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Double scale
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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.