Home / 13,726,245.36-18,942,160.86-7,614,673.86

Finding the Fourth Proportional to 13,726,245.36, 18,942,160.86 and 7,614,673.86

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Solution

The fourth proportional to 13,726,245.36, 18,942,160.86 and 7,614,673.86 is: 10,508,217.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,726,245.36 : 18,942,160.86 = 7,614,673.86 : x
  2. Step 2: Convert to fraction form
    13,726,245.36/18,942,160.86 = 7,614,673.86/x
  3. Step 3: Cross multiply
    13,726,245.36x = 18,942,160.86 × 7,614,673.86
  4. Step 4: Simplify right side
    13,726,245.36x = 144,238,377,152,557.12
  5. Step 5: Solve for x
    x = 144,238,377,152,557.12/13,726,245.36
  6. Step 6: Final answer
    x = 10,508,217.90

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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.