Home / 19,218,889.28-26,522,064.54-10,517,059.59

Finding the Fourth Proportional to 19,218,889.28, 26,522,064.54 and 10,517,059.59

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Solution

The fourth proportional to 19,218,889.28, 26,522,064.54 and 10,517,059.59 is: 14,513,540.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218,889.28 : 26,522,064.54 = 10,517,059.59 : x
  2. Step 2: Convert to fraction form
    19,218,889.28/26,522,064.54 = 10,517,059.59/x
  3. Step 3: Cross multiply
    19,218,889.28x = 26,522,064.54 × 10,517,059.59
  4. Step 4: Simplify right side
    19,218,889.28x = 278,934,133,217,005.94
  5. Step 5: Solve for x
    x = 278,934,133,217,005.94/19,218,889.28
  6. Step 6: Final answer
    x = 14,513,540.78

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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.