Home / 13,374,627.40-20,061,941.10-8,591,658.40

Finding the Fourth Proportional to 13,374,627.40, 20,061,941.10 and 8,591,658.40

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Solution

The fourth proportional to 13,374,627.40, 20,061,941.10 and 8,591,658.40 is: 12,887,487.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,374,627.40 : 20,061,941.10 = 8,591,658.40 : x
  2. Step 2: Convert to fraction form
    13,374,627.40/20,061,941.10 = 8,591,658.40/x
  3. Step 3: Cross multiply
    13,374,627.40x = 20,061,941.10 × 8,591,658.40
  4. Step 4: Simplify right side
    13,374,627.40x = 172,365,344,772,120.25
  5. Step 5: Solve for x
    x = 172,365,344,772,120.25/13,374,627.40
  6. Step 6: Final answer
    x = 12,887,487.60

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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.