Home / 5,271,254.10-7,897,845.87-3,538,879.38

Finding the Fourth Proportional to 5,271,254.10, 7,897,845.87 and 3,538,879.38

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Solution

The fourth proportional to 5,271,254.10, 7,897,845.87 and 3,538,879.38 is: 5,302,253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271,254.10 : 7,897,845.87 = 3,538,879.38 : x
  2. Step 2: Convert to fraction form
    5,271,254.10/7,897,845.87 = 3,538,879.38/x
  3. Step 3: Cross multiply
    5,271,254.10x = 7,897,845.87 × 3,538,879.38
  4. Step 4: Simplify right side
    5,271,254.10x = 27,949,523,895,761.16
  5. Step 5: Solve for x
    x = 27,949,523,895,761.16/5,271,254.10
  6. Step 6: Final answer
    x = 5,302,253.20

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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.