Home / 10,503,397.28-15,757,752.96-2,930,359.52

Finding the Fourth Proportional to 10,503,397.28, 15,757,752.96 and 2,930,359.52

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Solution

The fourth proportional to 10,503,397.28, 15,757,752.96 and 2,930,359.52 is: 4,396,280.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,503,397.28 : 15,757,752.96 = 2,930,359.52 : x
  2. Step 2: Convert to fraction form
    10,503,397.28/15,757,752.96 = 2,930,359.52/x
  3. Step 3: Cross multiply
    10,503,397.28x = 15,757,752.96 × 2,930,359.52
  4. Step 4: Simplify right side
    10,503,397.28x = 46,175,881,400,144.18
  5. Step 5: Solve for x
    x = 46,175,881,400,144.18/10,503,397.28
  6. Step 6: Final answer
    x = 4,396,280.57

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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.