Home / 5,702,080.38-7,868,540.25-3,123,312.18

Finding the Fourth Proportional to 5,702,080.38, 7,868,540.25 and 3,123,312.18

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Solution

The fourth proportional to 5,702,080.38, 7,868,540.25 and 3,123,312.18 is: 4,309,989.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,702,080.38 : 7,868,540.25 = 3,123,312.18 : x
  2. Step 2: Convert to fraction form
    5,702,080.38/7,868,540.25 = 3,123,312.18/x
  3. Step 3: Cross multiply
    5,702,080.38x = 7,868,540.25 × 3,123,312.18
  4. Step 4: Simplify right side
    5,702,080.38x = 24,575,907,601,645.25
  5. Step 5: Solve for x
    x = 24,575,907,601,645.25/5,702,080.38
  6. Step 6: Final answer
    x = 4,309,989.68

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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.