Home / 43,016,540.16-64,524,751.58-19,974,874.88

Finding the Fourth Proportional to 43,016,540.16, 64,524,751.58 and 19,974,874.88

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Solution

The fourth proportional to 43,016,540.16, 64,524,751.58 and 19,974,874.88 is: 29,962,285.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,016,540.16 : 64,524,751.58 = 19,974,874.88 : x
  2. Step 2: Convert to fraction form
    43,016,540.16/64,524,751.58 = 19,974,874.88/x
  3. Step 3: Cross multiply
    43,016,540.16x = 64,524,751.58 × 19,974,874.88
  4. Step 4: Simplify right side
    43,016,540.16x = 1,288,873,839,473,582.25
  5. Step 5: Solve for x
    x = 1,288,873,839,473,582.25/43,016,540.16
  6. Step 6: Final answer
    x = 29,962,285.08

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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.