Home / 38,079,998.67-52,548,924.39-20,675,945.61

Finding the Fourth Proportional to 38,079,998.67, 52,548,924.39 and 20,675,945.61

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Solution

The fourth proportional to 38,079,998.67, 52,548,924.39 and 20,675,945.61 is: 28,532,004.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,079,998.67 : 52,548,924.39 = 20,675,945.61 : x
  2. Step 2: Convert to fraction form
    38,079,998.67/52,548,924.39 = 20,675,945.61/x
  3. Step 3: Cross multiply
    38,079,998.67x = 52,548,924.39 × 20,675,945.61
  4. Step 4: Simplify right side
    38,079,998.67x = 1,086,498,702,551,642.38
  5. Step 5: Solve for x
    x = 1,086,498,702,551,642.38/38,079,998.67
  6. Step 6: Final answer
    x = 28,532,004.74

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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.