Home / 8,565,793.88-12,831,559.92-5,152,195.49

Finding the Fourth Proportional to 8,565,793.88, 12,831,559.92 and 5,152,195.49

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Solution

The fourth proportional to 8,565,793.88, 12,831,559.92 and 5,152,195.49 is: 7,717,989.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565,793.88 : 12,831,559.92 = 5,152,195.49 : x
  2. Step 2: Convert to fraction form
    8,565,793.88/12,831,559.92 = 5,152,195.49/x
  3. Step 3: Cross multiply
    8,565,793.88x = 12,831,559.92 × 5,152,195.49
  4. Step 4: Simplify right side
    8,565,793.88x = 66,110,705,085,330.97
  5. Step 5: Solve for x
    x = 66,110,705,085,330.97/8,565,793.88
  6. Step 6: Final answer
    x = 7,717,989.25

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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.