Home / 29,001,936.32-40,021,873.92-15,949,195.20

Finding the Fourth Proportional to 29,001,936.32, 40,021,873.92 and 15,949,195.20

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Solution

The fourth proportional to 29,001,936.32, 40,021,873.92 and 15,949,195.20 is: 22,009,450.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,001,936.32 : 40,021,873.92 = 15,949,195.20 : x
  2. Step 2: Convert to fraction form
    29,001,936.32/40,021,873.92 = 15,949,195.20/x
  3. Step 3: Cross multiply
    29,001,936.32x = 40,021,873.92 × 15,949,195.20
  4. Step 4: Simplify right side
    29,001,936.32x = 638,316,679,419,869.12
  5. Step 5: Solve for x
    x = 638,316,679,419,869.12/29,001,936.32
  6. Step 6: Final answer
    x = 22,009,450.42

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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.