Home / 8,759,306.29-12,000,049.16-8,431,814.65

Finding the Fourth Proportional to 8,759,306.29, 12,000,049.16 and 8,431,814.65

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Solution

The fourth proportional to 8,759,306.29, 12,000,049.16 and 8,431,814.65 is: 11,551,393.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,759,306.29 : 12,000,049.16 = 8,431,814.65 : x
  2. Step 2: Convert to fraction form
    8,759,306.29/12,000,049.16 = 8,431,814.65/x
  3. Step 3: Cross multiply
    8,759,306.29x = 12,000,049.16 × 8,431,814.65
  4. Step 4: Simplify right side
    8,759,306.29x = 101,182,190,358,278.27
  5. Step 5: Solve for x
    x = 101,182,190,358,278.27/8,759,306.29
  6. Step 6: Final answer
    x = 11,551,393.11

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.