Home / 48,388,003.90-72,582,005.85-21,461,659.90

Finding the Fourth Proportional to 48,388,003.90, 72,582,005.85 and 21,461,659.90

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Solution

The fourth proportional to 48,388,003.90, 72,582,005.85 and 21,461,659.90 is: 32,192,489.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,388,003.90 : 72,582,005.85 = 21,461,659.90 : x
  2. Step 2: Convert to fraction form
    48,388,003.90/72,582,005.85 = 21,461,659.90/x
  3. Step 3: Cross multiply
    48,388,003.90x = 72,582,005.85 × 21,461,659.90
  4. Step 4: Simplify right side
    48,388,003.90x = 1,557,730,324,412,510.25
  5. Step 5: Solve for x
    x = 1,557,730,324,412,510.25/48,388,003.90
  6. Step 6: Final answer
    x = 32,192,489.85

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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.