Home / 7,665,591.29-11,499,973.92-3,116,640.80

Finding the Fourth Proportional to 7,665,591.29, 11,499,973.92 and 3,116,640.80

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Solution

The fourth proportional to 7,665,591.29, 11,499,973.92 and 3,116,640.80 is: 4,675,606.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665,591.29 : 11,499,973.92 = 3,116,640.80 : x
  2. Step 2: Convert to fraction form
    7,665,591.29/11,499,973.92 = 3,116,640.80/x
  3. Step 3: Cross multiply
    7,665,591.29x = 11,499,973.92 × 3,116,640.80
  4. Step 4: Simplify right side
    7,665,591.29x = 35,841,287,946,757.88
  5. Step 5: Solve for x
    x = 35,841,287,946,757.88/7,665,591.29
  6. Step 6: Final answer
    x = 4,675,606.44

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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.