Home / 43,771,049.60-65,656,574.40-13,488,195.20

Finding the Fourth Proportional to 43,771,049.60, 65,656,574.40 and 13,488,195.20

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Solution

The fourth proportional to 43,771,049.60, 65,656,574.40 and 13,488,195.20 is: 20,232,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,771,049.60 : 65,656,574.40 = 13,488,195.20 : x
  2. Step 2: Convert to fraction form
    43,771,049.60/65,656,574.40 = 13,488,195.20/x
  3. Step 3: Cross multiply
    43,771,049.60x = 65,656,574.40 × 13,488,195.20
  4. Step 4: Simplify right side
    43,771,049.60x = 885,588,691,670,522.75
  5. Step 5: Solve for x
    x = 885,588,691,670,522.75/43,771,049.60
  6. Step 6: Final answer
    x = 20,232,292.80

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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.