Home / 84,487,367.25-126,745,358.07-29,140,173.66

Finding the Fourth Proportional to 84,487,367.25, 126,745,358.07 and 29,140,173.66

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Solution

The fourth proportional to 84,487,367.25, 126,745,358.07 and 29,140,173.66 is: 43,715,195.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,487,367.25 : 126,745,358.07 = 29,140,173.66 : x
  2. Step 2: Convert to fraction form
    84,487,367.25/126,745,358.07 = 29,140,173.66/x
  3. Step 3: Cross multiply
    84,487,367.25x = 126,745,358.07 × 29,140,173.66
  4. Step 4: Simplify right side
    84,487,367.25x = 3,693,381,744,758,682
  5. Step 5: Solve for x
    x = 3,693,381,744,758,682/84,487,367.25
  6. Step 6: Final answer
    x = 43,715,195.12

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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.