Home / 15,268,349.20-22,902,523.80-12,876,864.70

Finding the Fourth Proportional to 15,268,349.20, 22,902,523.80 and 12,876,864.70

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Solution

The fourth proportional to 15,268,349.20, 22,902,523.80 and 12,876,864.70 is: 19,315,297.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,268,349.20 : 22,902,523.80 = 12,876,864.70 : x
  2. Step 2: Convert to fraction form
    15,268,349.20/22,902,523.80 = 12,876,864.70/x
  3. Step 3: Cross multiply
    15,268,349.20x = 22,902,523.80 × 12,876,864.70
  4. Step 4: Simplify right side
    15,268,349.20x = 294,912,700,261,129.88
  5. Step 5: Solve for x
    x = 294,912,700,261,129.88/15,268,349.20
  6. Step 6: Final answer
    x = 19,315,297.05

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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.