Home / 29,129,976.20-43,694,964.30-9,959,025.80

Finding the Fourth Proportional to 29,129,976.20, 43,694,964.30 and 9,959,025.80

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Solution

The fourth proportional to 29,129,976.20, 43,694,964.30 and 9,959,025.80 is: 14,938,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,129,976.20 : 43,694,964.30 = 9,959,025.80 : x
  2. Step 2: Convert to fraction form
    29,129,976.20/43,694,964.30 = 9,959,025.80/x
  3. Step 3: Cross multiply
    29,129,976.20x = 43,694,964.30 × 9,959,025.80
  4. Step 4: Simplify right side
    29,129,976.20x = 435,159,276,793,778.94
  5. Step 5: Solve for x
    x = 435,159,276,793,778.94/29,129,976.20
  6. Step 6: Final answer
    x = 14,938,538.70

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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.