Home / 22,132,201.86-30,542,378.31-12,342,656.46

Finding the Fourth Proportional to 22,132,201.86, 30,542,378.31 and 12,342,656.46

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Solution

The fourth proportional to 22,132,201.86, 30,542,378.31 and 12,342,656.46 is: 17,032,832.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,132,201.86 : 30,542,378.31 = 12,342,656.46 : x
  2. Step 2: Convert to fraction form
    22,132,201.86/30,542,378.31 = 12,342,656.46/x
  3. Step 3: Cross multiply
    22,132,201.86x = 30,542,378.31 × 12,342,656.46
  4. Step 4: Simplify right side
    22,132,201.86x = 376,974,082,951,685.38
  5. Step 5: Solve for x
    x = 376,974,082,951,685.38/22,132,201.86
  6. Step 6: Final answer
    x = 17,032,832.31

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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.