Home / 72,455,359.80-108,654,171.30-23,919,706.20

Finding the Fourth Proportional to 72,455,359.80, 108,654,171.30 and 23,919,706.20

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Solution

The fourth proportional to 72,455,359.80, 108,654,171.30 and 23,919,706.20 is: 35,870,028.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,455,359.80 : 108,654,171.30 = 23,919,706.20 : x
  2. Step 2: Convert to fraction form
    72,455,359.80/108,654,171.30 = 23,919,706.20/x
  3. Step 3: Cross multiply
    72,455,359.80x = 108,654,171.30 × 23,919,706.20
  4. Step 4: Simplify right side
    72,455,359.80x = 2,598,975,854,900,472
  5. Step 5: Solve for x
    x = 2,598,975,854,900,472/72,455,359.80
  6. Step 6: Final answer
    x = 35,870,028.97

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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.