Home / 7,858,034.32-11,794,653.17-5,671,857.89

Finding the Fourth Proportional to 7,858,034.32, 11,794,653.17 and 5,671,857.89

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Solution

The fourth proportional to 7,858,034.32, 11,794,653.17 and 5,671,857.89 is: 8,513,273.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,858,034.32 : 11,794,653.17 = 5,671,857.89 : x
  2. Step 2: Convert to fraction form
    7,858,034.32/11,794,653.17 = 5,671,857.89/x
  3. Step 3: Cross multiply
    7,858,034.32x = 11,794,653.17 × 5,671,857.89
  4. Step 4: Simplify right side
    7,858,034.32x = 66,897,596,597,284.38
  5. Step 5: Solve for x
    x = 66,897,596,597,284.38/7,858,034.32
  6. Step 6: Final answer
    x = 8,513,273.66

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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.