Home / 8,125,763.86-11,213,482.48-4,454,613.69

Finding the Fourth Proportional to 8,125,763.86, 11,213,482.48 and 4,454,613.69

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Solution

The fourth proportional to 8,125,763.86, 11,213,482.48 and 4,454,613.69 is: 6,147,327.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,125,763.86 : 11,213,482.48 = 4,454,613.69 : x
  2. Step 2: Convert to fraction form
    8,125,763.86/11,213,482.48 = 4,454,613.69/x
  3. Step 3: Cross multiply
    8,125,763.86x = 11,213,482.48 × 4,454,613.69
  4. Step 4: Simplify right side
    8,125,763.86x = 49,951,732,567,983.16
  5. Step 5: Solve for x
    x = 49,951,732,567,983.16/8,125,763.86
  6. Step 6: Final answer
    x = 6,147,327.61

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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.