Home / 8,745,452.80-13,123,708.80-5,151,212.80

Finding the Fourth Proportional to 8,745,452.80, 13,123,708.80 and 5,151,212.80

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Solution

The fourth proportional to 8,745,452.80, 13,123,708.80 and 5,151,212.80 is: 7,730,076.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745,452.80 : 13,123,708.80 = 5,151,212.80 : x
  2. Step 2: Convert to fraction form
    8,745,452.80/13,123,708.80 = 5,151,212.80/x
  3. Step 3: Cross multiply
    8,745,452.80x = 13,123,708.80 × 5,151,212.80
  4. Step 4: Simplify right side
    8,745,452.80x = 67,603,016,754,032.64
  5. Step 5: Solve for x
    x = 67,603,016,754,032.64/8,745,452.80
  6. Step 6: Final answer
    x = 7,730,076.22

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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.