Home / 84,056,471.40-126,084,707.10-29,530,624.80

Finding the Fourth Proportional to 84,056,471.40, 126,084,707.10 and 29,530,624.80

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Solution

The fourth proportional to 84,056,471.40, 126,084,707.10 and 29,530,624.80 is: 44,295,937.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,056,471.40 : 126,084,707.10 = 29,530,624.80 : x
  2. Step 2: Convert to fraction form
    84,056,471.40/126,084,707.10 = 29,530,624.80/x
  3. Step 3: Cross multiply
    84,056,471.40x = 126,084,707.10 × 29,530,624.80
  4. Step 4: Simplify right side
    84,056,471.40x = 3,723,360,178,387,996
  5. Step 5: Solve for x
    x = 3,723,360,178,387,996/84,056,471.40
  6. Step 6: Final answer
    x = 44,295,937.20

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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.