Home / 50,481,732.87-75,730,428.50-21,335,694.57

Finding the Fourth Proportional to 50,481,732.87, 75,730,428.50 and 21,335,694.57

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Solution

The fourth proportional to 50,481,732.87, 75,730,428.50 and 21,335,694.57 is: 32,006,850.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,481,732.87 : 75,730,428.50 = 21,335,694.57 : x
  2. Step 2: Convert to fraction form
    50,481,732.87/75,730,428.50 = 21,335,694.57/x
  3. Step 3: Cross multiply
    50,481,732.87x = 75,730,428.50 × 21,335,694.57
  4. Step 4: Simplify right side
    50,481,732.87x = 1,615,761,292,024,545
  5. Step 5: Solve for x
    x = 1,615,761,292,024,545/50,481,732.87
  6. Step 6: Final answer
    x = 32,006,850.80

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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.