Home / 57,672,013.80-86,508,020.70-53,864,884.20

Finding the Fourth Proportional to 57,672,013.80, 86,508,020.70 and 53,864,884.20

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Solution

The fourth proportional to 57,672,013.80, 86,508,020.70 and 53,864,884.20 is: 80,797,326.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,672,013.80 : 86,508,020.70 = 53,864,884.20 : x
  2. Step 2: Convert to fraction form
    57,672,013.80/86,508,020.70 = 53,864,884.20/x
  3. Step 3: Cross multiply
    57,672,013.80x = 86,508,020.70 × 53,864,884.20
  4. Step 4: Simplify right side
    57,672,013.80x = 4,659,744,517,376,703
  5. Step 5: Solve for x
    x = 4,659,744,517,376,703/57,672,013.80
  6. Step 6: Final answer
    x = 80,797,326.30

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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.