Home / 13,726,248.36-18,942,165-7,614,676.86

Finding the Fourth Proportional to 13,726,248.36, 18,942,165 and 7,614,676.86

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Solution

The fourth proportional to 13,726,248.36, 18,942,165 and 7,614,676.86 is: 10,508,222.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,726,248.36 : 18,942,165 = 7,614,676.86 : x
  2. Step 2: Convert to fraction form
    13,726,248.36/18,942,165 = 7,614,676.86/x
  3. Step 3: Cross multiply
    13,726,248.36x = 18,942,165 × 7,614,676.86
  4. Step 4: Simplify right side
    13,726,248.36x = 144,238,465,503,801.91
  5. Step 5: Solve for x
    x = 144,238,465,503,801.91/13,726,248.36
  6. Step 6: Final answer
    x = 10,508,222.04

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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.