Home / 8,049,009.45-12,073,514.18-7,387,660.65

Finding the Fourth Proportional to 8,049,009.45, 12,073,514.18 and 7,387,660.65

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Solution

The fourth proportional to 8,049,009.45, 12,073,514.18 and 7,387,660.65 is: 11,081,490.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,049,009.45 : 12,073,514.18 = 7,387,660.65 : x
  2. Step 2: Convert to fraction form
    8,049,009.45/12,073,514.18 = 7,387,660.65/x
  3. Step 3: Cross multiply
    8,049,009.45x = 12,073,514.18 × 7,387,660.65
  4. Step 4: Simplify right side
    8,049,009.45x = 89,195,025,577,864.72
  5. Step 5: Solve for x
    x = 89,195,025,577,864.72/8,049,009.45
  6. Step 6: Final answer
    x = 11,081,490.98

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Similar ratio
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1.5x scale

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.