Home / 8,747,902.80-13,121,854.20-3,066,076.80

Finding the Fourth Proportional to 8,747,902.80, 13,121,854.20 and 3,066,076.80

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Solution

The fourth proportional to 8,747,902.80, 13,121,854.20 and 3,066,076.80 is: 4,599,115.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747,902.80 : 13,121,854.20 = 3,066,076.80 : x
  2. Step 2: Convert to fraction form
    8,747,902.80/13,121,854.20 = 3,066,076.80/x
  3. Step 3: Cross multiply
    8,747,902.80x = 13,121,854.20 × 3,066,076.80
  4. Step 4: Simplify right side
    8,747,902.80x = 40,232,612,735,602.55
  5. Step 5: Solve for x
    x = 40,232,612,735,602.55/8,747,902.80
  6. Step 6: Final answer
    x = 4,599,115.20

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Similar ratio
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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.