Home / 20,672,610.59-31,006,549.80-5,527,723.07

Finding the Fourth Proportional to 20,672,610.59, 31,006,549.80 and 5,527,723.07

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Solution

The fourth proportional to 20,672,610.59, 31,006,549.80 and 5,527,723.07 is: 8,290,951.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,672,610.59 : 31,006,549.80 = 5,527,723.07 : x
  2. Step 2: Convert to fraction form
    20,672,610.59/31,006,549.80 = 5,527,723.07/x
  3. Step 3: Cross multiply
    20,672,610.59x = 31,006,549.80 × 5,527,723.07
  4. Step 4: Simplify right side
    20,672,610.59x = 171,395,620,728,080.25
  5. Step 5: Solve for x
    x = 171,395,620,728,080.25/20,672,610.59
  6. Step 6: Final answer
    x = 8,290,951.93

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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.