Home / 16,943,631.20-25,397,732.10-9,255,451.40

Finding the Fourth Proportional to 16,943,631.20, 25,397,732.10 and 9,255,451.40

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Solution

The fourth proportional to 16,943,631.20, 25,397,732.10 and 9,255,451.40 is: 13,873,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,943,631.20 : 25,397,732.10 = 9,255,451.40 : x
  2. Step 2: Convert to fraction form
    16,943,631.20/25,397,732.10 = 9,255,451.40/x
  3. Step 3: Cross multiply
    16,943,631.20x = 25,397,732.10 × 9,255,451.40
  4. Step 4: Simplify right side
    16,943,631.20x = 235,067,475,121,769.97
  5. Step 5: Solve for x
    x = 235,067,475,121,769.97/16,943,631.20
  6. Step 6: Final answer
    x = 13,873,500.45

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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.