Home / 33,120,155.70-49,680,233.55-10,403,349.30

Finding the Fourth Proportional to 33,120,155.70, 49,680,233.55 and 10,403,349.30

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Solution

The fourth proportional to 33,120,155.70, 49,680,233.55 and 10,403,349.30 is: 15,605,023.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,120,155.70 : 49,680,233.55 = 10,403,349.30 : x
  2. Step 2: Convert to fraction form
    33,120,155.70/49,680,233.55 = 10,403,349.30/x
  3. Step 3: Cross multiply
    33,120,155.70x = 49,680,233.55 × 10,403,349.30
  4. Step 4: Simplify right side
    33,120,155.70x = 516,840,822,926,229
  5. Step 5: Solve for x
    x = 516,840,822,926,229/33,120,155.70
  6. Step 6: Final answer
    x = 15,605,023.95

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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.