Home / 39,304,984.22-54,240,151.70-21,423,358.71

Finding the Fourth Proportional to 39,304,984.22, 54,240,151.70 and 21,423,358.71

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Solution

The fourth proportional to 39,304,984.22, 54,240,151.70 and 21,423,358.71 is: 29,563,839.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,304,984.22 : 54,240,151.70 = 21,423,358.71 : x
  2. Step 2: Convert to fraction form
    39,304,984.22/54,240,151.70 = 21,423,358.71/x
  3. Step 3: Cross multiply
    39,304,984.22x = 54,240,151.70 × 21,423,358.71
  4. Step 4: Simplify right side
    39,304,984.22x = 1,162,006,226,407,474.75
  5. Step 5: Solve for x
    x = 1,162,006,226,407,474.75/39,304,984.22
  6. Step 6: Final answer
    x = 29,563,839.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.