Home / 40,511,997.30-55,906,551.89-21,927,134.04

Finding the Fourth Proportional to 40,511,997.30, 55,906,551.89 and 21,927,134.04

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Solution

The fourth proportional to 40,511,997.30, 55,906,551.89 and 21,927,134.04 is: 30,259,442.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,511,997.30 : 55,906,551.89 = 21,927,134.04 : x
  2. Step 2: Convert to fraction form
    40,511,997.30/55,906,551.89 = 21,927,134.04/x
  3. Step 3: Cross multiply
    40,511,997.30x = 55,906,551.89 × 21,927,134.04
  4. Step 4: Simplify right side
    40,511,997.30x = 1,225,870,456,896,609.50
  5. Step 5: Solve for x
    x = 1,225,870,456,896,609.50/40,511,997.30
  6. Step 6: Final answer
    x = 30,259,442.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.