Home / 43,180,229.04-64,760,789.40-12,468,141.90

Finding the Fourth Proportional to 43,180,229.04, 64,760,789.40 and 12,468,141.90

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Solution

The fourth proportional to 43,180,229.04, 64,760,789.40 and 12,468,141.90 is: 18,699,454.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,180,229.04 : 64,760,789.40 = 12,468,141.90 : x
  2. Step 2: Convert to fraction form
    43,180,229.04/64,760,789.40 = 12,468,141.90/x
  3. Step 3: Cross multiply
    43,180,229.04x = 64,760,789.40 × 12,468,141.90
  4. Step 4: Simplify right side
    43,180,229.04x = 807,446,711,795,215.88
  5. Step 5: Solve for x
    x = 807,446,711,795,215.88/43,180,229.04
  6. Step 6: Final answer
    x = 18,699,454.12

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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.