Home / 12,744,992.61-19,117,507.68-9,729,480.33

Finding the Fourth Proportional to 12,744,992.61, 19,117,507.68 and 9,729,480.33

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Solution

The fourth proportional to 12,744,992.61, 19,117,507.68 and 9,729,480.33 is: 14,594,234.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,744,992.61 : 19,117,507.68 = 9,729,480.33 : x
  2. Step 2: Convert to fraction form
    12,744,992.61/19,117,507.68 = 9,729,480.33/x
  3. Step 3: Cross multiply
    12,744,992.61x = 19,117,507.68 × 9,729,480.33
  4. Step 4: Simplify right side
    12,744,992.61x = 186,003,414,931,183.94
  5. Step 5: Solve for x
    x = 186,003,414,931,183.94/12,744,992.61
  6. Step 6: Final answer
    x = 14,594,234.82

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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.