Home / 13,344,076.80-20,008,530.24-5,252,665.92

Finding the Fourth Proportional to 13,344,076.80, 20,008,530.24 and 5,252,665.92

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Solution

The fourth proportional to 13,344,076.80, 20,008,530.24 and 5,252,665.92 is: 7,876,013.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,344,076.80 : 20,008,530.24 = 5,252,665.92 : x
  2. Step 2: Convert to fraction form
    13,344,076.80/20,008,530.24 = 5,252,665.92/x
  3. Step 3: Cross multiply
    13,344,076.80x = 20,008,530.24 × 5,252,665.92
  4. Step 4: Simplify right side
    13,344,076.80x = 105,098,124,900,937.41
  5. Step 5: Solve for x
    x = 105,098,124,900,937.41/13,344,076.80
  6. Step 6: Final answer
    x = 7,876,013.19

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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.