Home / 15,222,612.69-20,986,883.46-12,093,259.57

Finding the Fourth Proportional to 15,222,612.69, 20,986,883.46 and 12,093,259.57

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Solution

The fourth proportional to 15,222,612.69, 20,986,883.46 and 12,093,259.57 is: 16,672,553.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,222,612.69 : 20,986,883.46 = 12,093,259.57 : x
  2. Step 2: Convert to fraction form
    15,222,612.69/20,986,883.46 = 12,093,259.57/x
  3. Step 3: Cross multiply
    15,222,612.69x = 20,986,883.46 × 12,093,259.57
  4. Step 4: Simplify right side
    15,222,612.69x = 253,799,829,194,652.53
  5. Step 5: Solve for x
    x = 253,799,829,194,652.53/15,222,612.69
  6. Step 6: Final answer
    x = 16,672,553.81

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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.