Home / 8,627,546.60-12,941,319.90-8,515,572.20

Finding the Fourth Proportional to 8,627,546.60, 12,941,319.90 and 8,515,572.20

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Solution

The fourth proportional to 8,627,546.60, 12,941,319.90 and 8,515,572.20 is: 12,773,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,627,546.60 : 12,941,319.90 = 8,515,572.20 : x
  2. Step 2: Convert to fraction form
    8,627,546.60/12,941,319.90 = 8,515,572.20/x
  3. Step 3: Cross multiply
    8,627,546.60x = 12,941,319.90 × 8,515,572.20
  4. Step 4: Simplify right side
    8,627,546.60x = 110,202,743,971,746.78
  5. Step 5: Solve for x
    x = 110,202,743,971,746.78/8,627,546.60
  6. Step 6: Final answer
    x = 12,773,358.30

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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.