Home / 12,532,847.10-18,799,270.65-8,277,819.90

Finding the Fourth Proportional to 12,532,847.10, 18,799,270.65 and 8,277,819.90

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Solution

The fourth proportional to 12,532,847.10, 18,799,270.65 and 8,277,819.90 is: 12,416,729.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,532,847.10 : 18,799,270.65 = 8,277,819.90 : x
  2. Step 2: Convert to fraction form
    12,532,847.10/18,799,270.65 = 8,277,819.90/x
  3. Step 3: Cross multiply
    12,532,847.10x = 18,799,270.65 × 8,277,819.90
  4. Step 4: Simplify right side
    12,532,847.10x = 155,616,976,692,055.94
  5. Step 5: Solve for x
    x = 155,616,976,692,055.94/12,532,847.10
  6. Step 6: Final answer
    x = 12,416,729.85

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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.