Home / 8,428,686.22-12,641,604.53-2,362,022.74

Finding the Fourth Proportional to 8,428,686.22, 12,641,604.53 and 2,362,022.74

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Solution

The fourth proportional to 8,428,686.22, 12,641,604.53 and 2,362,022.74 is: 3,542,634.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,686.22 : 12,641,604.53 = 2,362,022.74 : x
  2. Step 2: Convert to fraction form
    8,428,686.22/12,641,604.53 = 2,362,022.74/x
  3. Step 3: Cross multiply
    8,428,686.22x = 12,641,604.53 × 2,362,022.74
  4. Step 4: Simplify right side
    8,428,686.22x = 29,859,757,344,248.06
  5. Step 5: Solve for x
    x = 29,859,757,344,248.06/8,428,686.22
  6. Step 6: Final answer
    x = 3,542,634.83

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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.