Home / 26,797,990.86-40,200,972.03-12,422,511.81

Finding the Fourth Proportional to 26,797,990.86, 40,200,972.03 and 12,422,511.81

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Solution

The fourth proportional to 26,797,990.86, 40,200,972.03 and 12,422,511.81 is: 18,635,615.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,797,990.86 : 40,200,972.03 = 12,422,511.81 : x
  2. Step 2: Convert to fraction form
    26,797,990.86/40,200,972.03 = 12,422,511.81/x
  3. Step 3: Cross multiply
    26,797,990.86x = 40,200,972.03 × 12,422,511.81
  4. Step 4: Simplify right side
    26,797,990.86x = 499,397,049,816,154.69
  5. Step 5: Solve for x
    x = 499,397,049,816,154.69/26,797,990.86
  6. Step 6: Final answer
    x = 18,635,615.35

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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.