Home / 57,929,532.80-86,905,963.20-16,988,892.80

Finding the Fourth Proportional to 57,929,532.80, 86,905,963.20 and 16,988,892.80

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Solution

The fourth proportional to 57,929,532.80, 86,905,963.20 and 16,988,892.80 is: 25,486,759.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,929,532.80 : 86,905,963.20 = 16,988,892.80 : x
  2. Step 2: Convert to fraction form
    57,929,532.80/86,905,963.20 = 16,988,892.80/x
  3. Step 3: Cross multiply
    57,929,532.80x = 86,905,963.20 × 16,988,892.80
  4. Step 4: Simplify right side
    57,929,532.80x = 1,476,436,092,485,545
  5. Step 5: Solve for x
    x = 1,476,436,092,485,545/57,929,532.80
  6. Step 6: Final answer
    x = 25,486,759.88

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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.