Home / 48,275,998.20-72,413,997.30-17,979,924.60

Finding the Fourth Proportional to 48,275,998.20, 72,413,997.30 and 17,979,924.60

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Solution

The fourth proportional to 48,275,998.20, 72,413,997.30 and 17,979,924.60 is: 26,969,886.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,275,998.20 : 72,413,997.30 = 17,979,924.60 : x
  2. Step 2: Convert to fraction form
    48,275,998.20/72,413,997.30 = 17,979,924.60/x
  3. Step 3: Cross multiply
    48,275,998.20x = 72,413,997.30 × 17,979,924.60
  4. Step 4: Simplify right side
    48,275,998.20x = 1,301,998,211,438,603.75
  5. Step 5: Solve for x
    x = 1,301,998,211,438,603.75/48,275,998.20
  6. Step 6: Final answer
    x = 26,969,886.90

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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.