Home / 7,652,851.20-10,561,006.08-4,215,104.64

Finding the Fourth Proportional to 7,652,851.20, 10,561,006.08 and 4,215,104.64

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Solution

The fourth proportional to 7,652,851.20, 10,561,006.08 and 4,215,104.64 is: 5,816,883.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,652,851.20 : 10,561,006.08 = 4,215,104.64 : x
  2. Step 2: Convert to fraction form
    7,652,851.20/10,561,006.08 = 4,215,104.64/x
  3. Step 3: Cross multiply
    7,652,851.20x = 10,561,006.08 × 4,215,104.64
  4. Step 4: Simplify right side
    7,652,851.20x = 44,515,745,730,876.21
  5. Step 5: Solve for x
    x = 44,515,745,730,876.21/7,652,851.20
  6. Step 6: Final answer
    x = 5,816,883.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.