Home / 9,220,843.92-12,724,705.13-5,091,132.42

Finding the Fourth Proportional to 9,220,843.92, 12,724,705.13 and 5,091,132.42

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Solution

The fourth proportional to 9,220,843.92, 12,724,705.13 and 5,091,132.42 is: 7,025,729.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220,843.92 : 12,724,705.13 = 5,091,132.42 : x
  2. Step 2: Convert to fraction form
    9,220,843.92/12,724,705.13 = 5,091,132.42/x
  3. Step 3: Cross multiply
    9,220,843.92x = 12,724,705.13 × 5,091,132.42
  4. Step 4: Simplify right side
    9,220,843.92x = 64,783,158,796,827.65
  5. Step 5: Solve for x
    x = 64,783,158,796,827.65/9,220,843.92
  6. Step 6: Final answer
    x = 7,025,729.90

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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.