Home / 5,443,402.40-8,165,103.60-3,552,279.20

Finding the Fourth Proportional to 5,443,402.40, 8,165,103.60 and 3,552,279.20

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Solution

The fourth proportional to 5,443,402.40, 8,165,103.60 and 3,552,279.20 is: 5,328,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443,402.40 : 8,165,103.60 = 3,552,279.20 : x
  2. Step 2: Convert to fraction form
    5,443,402.40/8,165,103.60 = 3,552,279.20/x
  3. Step 3: Cross multiply
    5,443,402.40x = 8,165,103.60 × 3,552,279.20
  4. Step 4: Simplify right side
    5,443,402.40x = 29,004,727,684,125.12
  5. Step 5: Solve for x
    x = 29,004,727,684,125.12/5,443,402.40
  6. Step 6: Final answer
    x = 5,328,418.80

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1.5x scale

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.