Home / 57,672,012.80-86,508,019.20-53,864,883.20

Finding the Fourth Proportional to 57,672,012.80, 86,508,019.20 and 53,864,883.20

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Solution

The fourth proportional to 57,672,012.80, 86,508,019.20 and 53,864,883.20 is: 80,797,324.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,672,012.80 : 86,508,019.20 = 53,864,883.20 : x
  2. Step 2: Convert to fraction form
    57,672,012.80/86,508,019.20 = 53,864,883.20/x
  3. Step 3: Cross multiply
    57,672,012.80x = 86,508,019.20 × 53,864,883.20
  4. Step 4: Simplify right side
    57,672,012.80x = 4,659,744,350,071,358
  5. Step 5: Solve for x
    x = 4,659,744,350,071,358/57,672,012.80
  6. Step 6: Final answer
    x = 80,797,324.80

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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.