Home / 7,428,518.10-11,142,777.15-7,428,518.10

Finding the Fourth Proportional to 7,428,518.10, 11,142,777.15 and 7,428,518.10

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Solution

The fourth proportional to 7,428,518.10, 11,142,777.15 and 7,428,518.10 is: 11,142,777.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,428,518.10 : 11,142,777.15 = 7,428,518.10 : x
  2. Step 2: Convert to fraction form
    7,428,518.10/11,142,777.15 = 7,428,518.10/x
  3. Step 3: Cross multiply
    7,428,518.10x = 11,142,777.15 × 7,428,518.10
  4. Step 4: Simplify right side
    7,428,518.10x = 82,774,321,743,041.41
  5. Step 5: Solve for x
    x = 82,774,321,743,041.41/7,428,518.10
  6. Step 6: Final answer
    x = 11,142,777.15

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Double scale
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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.