Home / 9,667,720.20-14,489,138.70-7,412,680.20

Finding the Fourth Proportional to 9,667,720.20, 14,489,138.70 and 7,412,680.20

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Solution

The fourth proportional to 9,667,720.20, 14,489,138.70 and 7,412,680.20 is: 11,109,480.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,667,720.20 : 14,489,138.70 = 7,412,680.20 : x
  2. Step 2: Convert to fraction form
    9,667,720.20/14,489,138.70 = 7,412,680.20/x
  3. Step 3: Cross multiply
    9,667,720.20x = 14,489,138.70 × 7,412,680.20
  4. Step 4: Simplify right side
    9,667,720.20x = 107,403,351,556,543.73
  5. Step 5: Solve for x
    x = 107,403,351,556,543.73/9,667,720.20
  6. Step 6: Final answer
    x = 11,109,480.76

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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.