Home / 12,344,976.44-17,041,974.91-8,221,869.08

Finding the Fourth Proportional to 12,344,976.44, 17,041,974.91 and 8,221,869.08

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Solution

The fourth proportional to 12,344,976.44, 17,041,974.91 and 8,221,869.08 is: 11,350,113.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,344,976.44 : 17,041,974.91 = 8,221,869.08 : x
  2. Step 2: Convert to fraction form
    12,344,976.44/17,041,974.91 = 8,221,869.08/x
  3. Step 3: Cross multiply
    12,344,976.44x = 17,041,974.91 × 8,221,869.08
  4. Step 4: Simplify right side
    12,344,976.44x = 140,116,886,468,900.23
  5. Step 5: Solve for x
    x = 140,116,886,468,900.23/12,344,976.44
  6. Step 6: Final answer
    x = 11,350,113.72

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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.