Home / 20,039,468.25-27,654,519.30-10,872,111

Finding the Fourth Proportional to 20,039,468.25, 27,654,519.30 and 10,872,111

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Solution

The fourth proportional to 20,039,468.25, 27,654,519.30 and 10,872,111 is: 15,003,542.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,039,468.25 : 27,654,519.30 = 10,872,111 : x
  2. Step 2: Convert to fraction form
    20,039,468.25/27,654,519.30 = 10,872,111/x
  3. Step 3: Cross multiply
    20,039,468.25x = 27,654,519.30 × 10,872,111
  4. Step 4: Simplify right side
    20,039,468.25x = 300,663,003,481,242.31
  5. Step 5: Solve for x
    x = 300,663,003,481,242.31/20,039,468.25
  6. Step 6: Final answer
    x = 15,003,542.00

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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.