Home / 11,368,541.97-17,022,255.17-8,659,964.34

Finding the Fourth Proportional to 11,368,541.97, 17,022,255.17 and 8,659,964.34

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Solution

The fourth proportional to 11,368,541.97, 17,022,255.17 and 8,659,964.34 is: 12,966,669.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,368,541.97 : 17,022,255.17 = 8,659,964.34 : x
  2. Step 2: Convert to fraction form
    11,368,541.97/17,022,255.17 = 8,659,964.34/x
  3. Step 3: Cross multiply
    11,368,541.97x = 17,022,255.17 × 8,659,964.34
  4. Step 4: Simplify right side
    11,368,541.97x = 147,412,122,715,280.81
  5. Step 5: Solve for x
    x = 147,412,122,715,280.81/11,368,541.97
  6. Step 6: Final answer
    x = 12,966,669.17

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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.