Home / 12,726,008.92-19,092,002.28-4,206,344.48

Finding the Fourth Proportional to 12,726,008.92, 19,092,002.28 and 4,206,344.48

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Solution

The fourth proportional to 12,726,008.92, 19,092,002.28 and 4,206,344.48 is: 6,310,504.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,726,008.92 : 19,092,002.28 = 4,206,344.48 : x
  2. Step 2: Convert to fraction form
    12,726,008.92/19,092,002.28 = 4,206,344.48/x
  3. Step 3: Cross multiply
    12,726,008.92x = 19,092,002.28 × 4,206,344.48
  4. Step 4: Simplify right side
    12,726,008.92x = 80,307,538,286,133.67
  5. Step 5: Solve for x
    x = 80,307,538,286,133.67/12,726,008.92
  6. Step 6: Final answer
    x = 6,310,504.64

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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.