Home / 52,970,643.20-79,413,974.40-29,036,115.20

Finding the Fourth Proportional to 52,970,643.20, 79,413,974.40 and 29,036,115.20

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Solution

The fourth proportional to 52,970,643.20, 79,413,974.40 and 29,036,115.20 is: 43,531,155.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,970,643.20 : 79,413,974.40 = 29,036,115.20 : x
  2. Step 2: Convert to fraction form
    52,970,643.20/79,413,974.40 = 29,036,115.20/x
  3. Step 3: Cross multiply
    52,970,643.20x = 79,413,974.40 × 29,036,115.20
  4. Step 4: Simplify right side
    52,970,643.20x = 2,305,873,309,168,251
  5. Step 5: Solve for x
    x = 2,305,873,309,168,251/52,970,643.20
  6. Step 6: Final answer
    x = 43,531,155.56

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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.