Home / 9,218,086.50-12,720,960.48-5,088,119.04

Finding the Fourth Proportional to 9,218,086.50, 12,720,960.48 and 5,088,119.04

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Solution

The fourth proportional to 9,218,086.50, 12,720,960.48 and 5,088,119.04 is: 7,021,604.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218,086.50 : 12,720,960.48 = 5,088,119.04 : x
  2. Step 2: Convert to fraction form
    9,218,086.50/12,720,960.48 = 5,088,119.04/x
  3. Step 3: Cross multiply
    9,218,086.50x = 12,720,960.48 × 5,088,119.04
  4. Step 4: Simplify right side
    9,218,086.50x = 64,725,761,225,375.54
  5. Step 5: Solve for x
    x = 64,725,761,225,375.54/9,218,086.50
  6. Step 6: Final answer
    x = 7,021,604.89

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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.