Home / 14,078,093.88-19,427,769.55-7,639,565.88

Finding the Fourth Proportional to 14,078,093.88, 19,427,769.55 and 7,639,565.88

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Solution

The fourth proportional to 14,078,093.88, 19,427,769.55 and 7,639,565.88 is: 10,542,600.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,078,093.88 : 19,427,769.55 = 7,639,565.88 : x
  2. Step 2: Convert to fraction form
    14,078,093.88/19,427,769.55 = 7,639,565.88/x
  3. Step 3: Cross multiply
    14,078,093.88x = 19,427,769.55 × 7,639,565.88
  4. Step 4: Simplify right side
    14,078,093.88x = 148,419,725,378,682.97
  5. Step 5: Solve for x
    x = 148,419,725,378,682.97/14,078,093.88
  6. Step 6: Final answer
    x = 10,542,600.91

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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.