Home / 43,713,187.40-65,577,654.30-18,156,780.20

Finding the Fourth Proportional to 43,713,187.40, 65,577,654.30 and 18,156,780.20

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Solution

The fourth proportional to 43,713,187.40, 65,577,654.30 and 18,156,780.20 is: 27,238,440.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,713,187.40 : 65,577,654.30 = 18,156,780.20 : x
  2. Step 2: Convert to fraction form
    43,713,187.40/65,577,654.30 = 18,156,780.20/x
  3. Step 3: Cross multiply
    43,713,187.40x = 65,577,654.30 × 18,156,780.20
  4. Step 4: Simplify right side
    43,713,187.40x = 1,190,679,055,156,684.75
  5. Step 5: Solve for x
    x = 1,190,679,055,156,684.75/43,713,187.40
  6. Step 6: Final answer
    x = 27,238,440.53

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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.