Home / 15,268,301.20-22,902,451.80-12,876,816.70

Finding the Fourth Proportional to 15,268,301.20, 22,902,451.80 and 12,876,816.70

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Solution

The fourth proportional to 15,268,301.20, 22,902,451.80 and 12,876,816.70 is: 19,315,225.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,268,301.20 : 22,902,451.80 = 12,876,816.70 : x
  2. Step 2: Convert to fraction form
    15,268,301.20/22,902,451.80 = 12,876,816.70/x
  3. Step 3: Cross multiply
    15,268,301.20x = 22,902,451.80 × 12,876,816.70
  4. Step 4: Simplify right side
    15,268,301.20x = 294,910,673,809,185.06
  5. Step 5: Solve for x
    x = 294,910,673,809,185.06/15,268,301.20
  6. Step 6: Final answer
    x = 19,315,225.05

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1.5x scale

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.