Home / 49,853,494.05-74,784,023.55-13,461,354.78

Finding the Fourth Proportional to 49,853,494.05, 74,784,023.55 and 13,461,354.78

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Solution

The fourth proportional to 49,853,494.05, 74,784,023.55 and 13,461,354.78 is: 20,193,053.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,853,494.05 : 74,784,023.55 = 13,461,354.78 : x
  2. Step 2: Convert to fraction form
    49,853,494.05/74,784,023.55 = 13,461,354.78/x
  3. Step 3: Cross multiply
    49,853,494.05x = 74,784,023.55 × 13,461,354.78
  4. Step 4: Simplify right side
    49,853,494.05x = 1,006,694,272,882,425
  5. Step 5: Solve for x
    x = 1,006,694,272,882,425/49,853,494.05
  6. Step 6: Final answer
    x = 20,193,053.51

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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.