Home / 8,993,680.08-12,412,479.42-5,074,240.74

Finding the Fourth Proportional to 8,993,680.08, 12,412,479.42 and 5,074,240.74

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Solution

The fourth proportional to 8,993,680.08, 12,412,479.42 and 5,074,240.74 is: 7,003,129.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,993,680.08 : 12,412,479.42 = 5,074,240.74 : x
  2. Step 2: Convert to fraction form
    8,993,680.08/12,412,479.42 = 5,074,240.74/x
  3. Step 3: Cross multiply
    8,993,680.08x = 12,412,479.42 × 5,074,240.74
  4. Step 4: Simplify right side
    8,993,680.08x = 62,983,908,757,375.57
  5. Step 5: Solve for x
    x = 62,983,908,757,375.57/8,993,680.08
  6. Step 6: Final answer
    x = 7,003,129.78

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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.