Home / 83,457,983.04-125,098,619.20-28,073,092.56

Finding the Fourth Proportional to 83,457,983.04, 125,098,619.20 and 28,073,092.56

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Solution

The fourth proportional to 83,457,983.04, 125,098,619.20 and 28,073,092.56 is: 42,079,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,457,983.04 : 125,098,619.20 = 28,073,092.56 : x
  2. Step 2: Convert to fraction form
    83,457,983.04/125,098,619.20 = 28,073,092.56/x
  3. Step 3: Cross multiply
    83,457,983.04x = 125,098,619.20 × 28,073,092.56
  4. Step 4: Simplify right side
    83,457,983.04x = 3,511,905,115,929,793
  5. Step 5: Solve for x
    x = 3,511,905,115,929,793/83,457,983.04
  6. Step 6: Final answer
    x = 42,079,918.40

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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.