Home / 8,916,221.30-12,304,177.23-5,245,374.27

Finding the Fourth Proportional to 8,916,221.30, 12,304,177.23 and 5,245,374.27

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Solution

The fourth proportional to 8,916,221.30, 12,304,177.23 and 5,245,374.27 is: 7,238,494.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,916,221.30 : 12,304,177.23 = 5,245,374.27 : x
  2. Step 2: Convert to fraction form
    8,916,221.30/12,304,177.23 = 5,245,374.27/x
  3. Step 3: Cross multiply
    8,916,221.30x = 12,304,177.23 × 5,245,374.27
  4. Step 4: Simplify right side
    8,916,221.30x = 64,540,014,655,761.87
  5. Step 5: Solve for x
    x = 64,540,014,655,761.87/8,916,221.30
  6. Step 6: Final answer
    x = 7,238,494.03

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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.