Home / 15,268,176-21,070,126.62-8,741,905.56

Finding the Fourth Proportional to 15,268,176, 21,070,126.62 and 8,741,905.56

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Solution

The fourth proportional to 15,268,176, 21,070,126.62 and 8,741,905.56 is: 12,063,854.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,268,176 : 21,070,126.62 = 8,741,905.56 : x
  2. Step 2: Convert to fraction form
    15,268,176/21,070,126.62 = 8,741,905.56/x
  3. Step 3: Cross multiply
    15,268,176x = 21,070,126.62 × 8,741,905.56
  4. Step 4: Simplify right side
    15,268,176x = 184,193,057,049,282.03
  5. Step 5: Solve for x
    x = 184,193,057,049,282.03/15,268,176
  6. Step 6: Final answer
    x = 12,063,854.72

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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.