Home / 83,457,637.70-125,098,101.66-28,072,747.22

Finding the Fourth Proportional to 83,457,637.70, 125,098,101.66 and 28,072,747.22

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Solution

The fourth proportional to 83,457,637.70, 125,098,101.66 and 28,072,747.22 is: 42,079,400.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,457,637.70 : 125,098,101.66 = 28,072,747.22 : x
  2. Step 2: Convert to fraction form
    83,457,637.70/125,098,101.66 = 28,072,747.22/x
  3. Step 3: Cross multiply
    83,457,637.70x = 125,098,101.66 × 28,072,747.22
  4. Step 4: Simplify right side
    83,457,637.70x = 3,511,847,385,603,042
  5. Step 5: Solve for x
    x = 3,511,847,385,603,042/83,457,637.70
  6. Step 6: Final answer
    x = 42,079,400.79

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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.