Home / 6,652,979.68-9,179,016.20-4,071,969.76

Finding the Fourth Proportional to 6,652,979.68, 9,179,016.20 and 4,071,969.76

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Solution

The fourth proportional to 6,652,979.68, 9,179,016.20 and 4,071,969.76 is: 5,618,035.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652,979.68 : 9,179,016.20 = 4,071,969.76 : x
  2. Step 2: Convert to fraction form
    6,652,979.68/9,179,016.20 = 4,071,969.76/x
  3. Step 3: Cross multiply
    6,652,979.68x = 9,179,016.20 × 4,071,969.76
  4. Step 4: Simplify right side
    6,652,979.68x = 37,376,676,392,950.11
  5. Step 5: Solve for x
    x = 37,376,676,392,950.11/6,652,979.68
  6. Step 6: Final answer
    x = 5,618,035.56

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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.