Home / 15,268,177-21,070,128-8,741,906.56

Finding the Fourth Proportional to 15,268,177, 21,070,128 and 8,741,906.56

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Solution

The fourth proportional to 15,268,177, 21,070,128 and 8,741,906.56 is: 12,063,856.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,268,177 : 21,070,128 = 8,741,906.56 : x
  2. Step 2: Convert to fraction form
    15,268,177/21,070,128 = 8,741,906.56/x
  3. Step 3: Cross multiply
    15,268,177x = 21,070,128 × 8,741,906.56
  4. Step 4: Simplify right side
    15,268,177x = 184,193,090,183,239.69
  5. Step 5: Solve for x
    x = 184,193,090,183,239.69/15,268,177
  6. Step 6: Final answer
    x = 12,063,856.10

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1.5x scale

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.