Home / 43,722,796.80-65,584,195.20-13,432,166.40

Finding the Fourth Proportional to 43,722,796.80, 65,584,195.20 and 13,432,166.40

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Solution

The fourth proportional to 43,722,796.80, 65,584,195.20 and 13,432,166.40 is: 20,148,249.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,722,796.80 : 65,584,195.20 = 13,432,166.40 : x
  2. Step 2: Convert to fraction form
    43,722,796.80/65,584,195.20 = 13,432,166.40/x
  3. Step 3: Cross multiply
    43,722,796.80x = 65,584,195.20 × 13,432,166.40
  4. Step 4: Simplify right side
    43,722,796.80x = 880,937,823,136,481.38
  5. Step 5: Solve for x
    x = 880,937,823,136,481.38/43,722,796.80
  6. Step 6: Final answer
    x = 20,148,249.60

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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.