Home / 8,678,371.16-11,976,088.89-4,758,062.62

Finding the Fourth Proportional to 8,678,371.16, 11,976,088.89 and 4,758,062.62

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Solution

The fourth proportional to 8,678,371.16, 11,976,088.89 and 4,758,062.62 is: 6,566,091.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,678,371.16 : 11,976,088.89 = 4,758,062.62 : x
  2. Step 2: Convert to fraction form
    8,678,371.16/11,976,088.89 = 4,758,062.62/x
  3. Step 3: Cross multiply
    8,678,371.16x = 11,976,088.89 × 4,758,062.62
  4. Step 4: Simplify right side
    8,678,371.16x = 56,982,980,857,515.98
  5. Step 5: Solve for x
    x = 56,982,980,857,515.98/8,678,371.16
  6. Step 6: Final answer
    x = 6,566,091.71

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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.