Home / 8,536,976.38-12,804,521.28-2,147,231.17

Finding the Fourth Proportional to 8,536,976.38, 12,804,521.28 and 2,147,231.17

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Solution

The fourth proportional to 8,536,976.38, 12,804,521.28 and 2,147,231.17 is: 3,220,609.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,536,976.38 : 12,804,521.28 = 2,147,231.17 : x
  2. Step 2: Convert to fraction form
    8,536,976.38/12,804,521.28 = 2,147,231.17/x
  3. Step 3: Cross multiply
    8,536,976.38x = 12,804,521.28 × 2,147,231.17
  4. Step 4: Simplify right side
    8,536,976.38x = 27,494,267,209,344.30
  5. Step 5: Solve for x
    x = 27,494,267,209,344.30/8,536,976.38
  6. Step 6: Final answer
    x = 3,220,609.50

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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.