Home / 6,979,620.50-9,631,738.17-3,882,077.19

Finding the Fourth Proportional to 6,979,620.50, 9,631,738.17 and 3,882,077.19

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Solution

The fourth proportional to 6,979,620.50, 9,631,738.17 and 3,882,077.19 is: 5,357,189.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979,620.50 : 9,631,738.17 = 3,882,077.19 : x
  2. Step 2: Convert to fraction form
    6,979,620.50/9,631,738.17 = 3,882,077.19/x
  3. Step 3: Cross multiply
    6,979,620.50x = 9,631,738.17 × 3,882,077.19
  4. Step 4: Simplify right side
    6,979,620.50x = 37,391,151,064,944.41
  5. Step 5: Solve for x
    x = 37,391,151,064,944.41/6,979,620.50
  6. Step 6: Final answer
    x = 5,357,189.70

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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.