Home / 8,916,223.30-12,304,179.98-5,245,376.28

Finding the Fourth Proportional to 8,916,223.30, 12,304,179.98 and 5,245,376.28

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Solution

The fourth proportional to 8,916,223.30, 12,304,179.98 and 5,245,376.28 is: 7,238,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,916,223.30 : 12,304,179.98 = 5,245,376.28 : x
  2. Step 2: Convert to fraction form
    8,916,223.30/12,304,179.98 = 5,245,376.28/x
  3. Step 3: Cross multiply
    8,916,223.30x = 12,304,179.98 × 5,245,376.28
  4. Step 4: Simplify right side
    8,916,223.30x = 64,540,053,811,942.88
  5. Step 5: Solve for x
    x = 64,540,053,811,942.88/8,916,223.30
  6. Step 6: Final answer
    x = 7,238,496.80

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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.