Home / 43,983,631.20-65,975,446.80-20,049,103.20

Finding the Fourth Proportional to 43,983,631.20, 65,975,446.80 and 20,049,103.20

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Solution

The fourth proportional to 43,983,631.20, 65,975,446.80 and 20,049,103.20 is: 30,073,654.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,983,631.20 : 65,975,446.80 = 20,049,103.20 : x
  2. Step 2: Convert to fraction form
    43,983,631.20/65,975,446.80 = 20,049,103.20/x
  3. Step 3: Cross multiply
    43,983,631.20x = 65,975,446.80 × 20,049,103.20
  4. Step 4: Simplify right side
    43,983,631.20x = 1,322,748,541,559,309.75
  5. Step 5: Solve for x
    x = 1,322,748,541,559,309.75/43,983,631.20
  6. Step 6: Final answer
    x = 30,073,654.80

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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.