Home / 6,932,629.76-10,399,221.12-2,139,895.04

Finding the Fourth Proportional to 6,932,629.76, 10,399,221.12 and 2,139,895.04

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Solution

The fourth proportional to 6,932,629.76, 10,399,221.12 and 2,139,895.04 is: 3,209,927.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,932,629.76 : 10,399,221.12 = 2,139,895.04 : x
  2. Step 2: Convert to fraction form
    6,932,629.76/10,399,221.12 = 2,139,895.04/x
  3. Step 3: Cross multiply
    6,932,629.76x = 10,399,221.12 × 2,139,895.04
  4. Step 4: Simplify right side
    6,932,629.76x = 22,253,241,694,551.24
  5. Step 5: Solve for x
    x = 22,253,241,694,551.24/6,932,629.76
  6. Step 6: Final answer
    x = 3,209,927.90

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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.