Home / 18,693,634.20-28,040,451.30-16,127,899.80

Finding the Fourth Proportional to 18,693,634.20, 28,040,451.30 and 16,127,899.80

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Solution

The fourth proportional to 18,693,634.20, 28,040,451.30 and 16,127,899.80 is: 24,191,849.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,693,634.20 : 28,040,451.30 = 16,127,899.80 : x
  2. Step 2: Convert to fraction form
    18,693,634.20/28,040,451.30 = 16,127,899.80/x
  3. Step 3: Cross multiply
    18,693,634.20x = 28,040,451.30 × 16,127,899.80
  4. Step 4: Simplify right side
    18,693,634.20x = 452,233,588,913,179.75
  5. Step 5: Solve for x
    x = 452,233,588,913,179.75/18,693,634.20
  6. Step 6: Final answer
    x = 24,191,849.70

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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.