Home / 8,916,227.52-12,304,185.75-5,245,380.45

Finding the Fourth Proportional to 8,916,227.52, 12,304,185.75 and 5,245,380.45

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Solution

The fourth proportional to 8,916,227.52, 12,304,185.75 and 5,245,380.45 is: 7,238,502.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,916,227.52 : 12,304,185.75 = 5,245,380.45 : x
  2. Step 2: Convert to fraction form
    8,916,227.52/12,304,185.75 = 5,245,380.45/x
  3. Step 3: Cross multiply
    8,916,227.52x = 12,304,185.75 × 5,245,380.45
  4. Step 4: Simplify right side
    8,916,227.52x = 64,540,135,386,218.59
  5. Step 5: Solve for x
    x = 64,540,135,386,218.59/8,916,227.52
  6. Step 6: Final answer
    x = 7,238,502.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.