Home / 10,522,087.62-15,773,800.23-5,127,720.90

Finding the Fourth Proportional to 10,522,087.62, 15,773,800.23 and 5,127,720.90

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Solution

The fourth proportional to 10,522,087.62, 15,773,800.23 and 5,127,720.90 is: 7,687,033.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,522,087.62 : 15,773,800.23 = 5,127,720.90 : x
  2. Step 2: Convert to fraction form
    10,522,087.62/15,773,800.23 = 5,127,720.90/x
  3. Step 3: Cross multiply
    10,522,087.62x = 15,773,800.23 × 5,127,720.90
  4. Step 4: Simplify right side
    10,522,087.62x = 80,883,645,111,795.81
  5. Step 5: Solve for x
    x = 80,883,645,111,795.81/10,522,087.62
  6. Step 6: Final answer
    x = 7,687,033.98

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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.