Home / 6,377,877.72-8,799,262.92-4,087,301.40

Finding the Fourth Proportional to 6,377,877.72, 8,799,262.92 and 4,087,301.40

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Solution

The fourth proportional to 6,377,877.72, 8,799,262.92 and 4,087,301.40 is: 5,639,060.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,377,877.72 : 8,799,262.92 = 4,087,301.40 : x
  2. Step 2: Convert to fraction form
    6,377,877.72/8,799,262.92 = 4,087,301.40/x
  3. Step 3: Cross multiply
    6,377,877.72x = 8,799,262.92 × 4,087,301.40
  4. Step 4: Simplify right side
    6,377,877.72x = 35,965,239,651,884.09
  5. Step 5: Solve for x
    x = 35,965,239,651,884.09/6,377,877.72
  6. Step 6: Final answer
    x = 5,639,060.71

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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.