Home / 21,050,665.14-31,587,063.92-14,942,067.96

Finding the Fourth Proportional to 21,050,665.14, 31,587,063.92 and 14,942,067.96

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Solution

The fourth proportional to 21,050,665.14, 31,587,063.92 and 14,942,067.96 is: 22,420,956.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,050,665.14 : 31,587,063.92 = 14,942,067.96 : x
  2. Step 2: Convert to fraction form
    21,050,665.14/31,587,063.92 = 14,942,067.96/x
  3. Step 3: Cross multiply
    21,050,665.14x = 31,587,063.92 × 14,942,067.96
  4. Step 4: Simplify right side
    21,050,665.14x = 471,976,055,749,504.06
  5. Step 5: Solve for x
    x = 471,976,055,749,504.06/21,050,665.14
  6. Step 6: Final answer
    x = 22,420,956.90

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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.