Home / 27,217,216.80-40,825,825.20-12,100,672.80

Finding the Fourth Proportional to 27,217,216.80, 40,825,825.20 and 12,100,672.80

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Solution

The fourth proportional to 27,217,216.80, 40,825,825.20 and 12,100,672.80 is: 18,151,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217,216.80 : 40,825,825.20 = 12,100,672.80 : x
  2. Step 2: Convert to fraction form
    27,217,216.80/40,825,825.20 = 12,100,672.80/x
  3. Step 3: Cross multiply
    27,217,216.80x = 40,825,825.20 × 12,100,672.80
  4. Step 4: Simplify right side
    27,217,216.80x = 494,019,952,535,194.62
  5. Step 5: Solve for x
    x = 494,019,952,535,194.62/27,217,216.80
  6. Step 6: Final answer
    x = 18,151,009.20

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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.