Home / 20,268,017.04-27,970,060.56-12,119,255.04

Finding the Fourth Proportional to 20,268,017.04, 27,970,060.56 and 12,119,255.04

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Solution

The fourth proportional to 20,268,017.04, 27,970,060.56 and 12,119,255.04 is: 16,724,689.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,268,017.04 : 27,970,060.56 = 12,119,255.04 : x
  2. Step 2: Convert to fraction form
    20,268,017.04/27,970,060.56 = 12,119,255.04/x
  3. Step 3: Cross multiply
    20,268,017.04x = 27,970,060.56 × 12,119,255.04
  4. Step 4: Simplify right side
    20,268,017.04x = 338,976,297,410,885.19
  5. Step 5: Solve for x
    x = 338,976,297,410,885.19/20,268,017.04
  6. Step 6: Final answer
    x = 16,724,689.78

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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.