Home / 43,949,781.60-65,924,672.40-20,061,909.60

Finding the Fourth Proportional to 43,949,781.60, 65,924,672.40 and 20,061,909.60

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Solution

The fourth proportional to 43,949,781.60, 65,924,672.40 and 20,061,909.60 is: 30,092,864.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,949,781.60 : 65,924,672.40 = 20,061,909.60 : x
  2. Step 2: Convert to fraction form
    43,949,781.60/65,924,672.40 = 20,061,909.60/x
  3. Step 3: Cross multiply
    43,949,781.60x = 65,924,672.40 × 20,061,909.60
  4. Step 4: Simplify right side
    43,949,781.60x = 1,322,574,818,098,415
  5. Step 5: Solve for x
    x = 1,322,574,818,098,415/43,949,781.60
  6. Step 6: Final answer
    x = 30,092,864.40

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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.