Home / 38,998,262.94-53,816,945.33-21,594,234.49

Finding the Fourth Proportional to 38,998,262.94, 53,816,945.33 and 21,594,234.49

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Solution

The fourth proportional to 38,998,262.94, 53,816,945.33 and 21,594,234.49 is: 29,799,679.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,998,262.94 : 53,816,945.33 = 21,594,234.49 : x
  2. Step 2: Convert to fraction form
    38,998,262.94/53,816,945.33 = 21,594,234.49/x
  3. Step 3: Cross multiply
    38,998,262.94x = 53,816,945.33 × 21,594,234.49
  4. Step 4: Simplify right side
    38,998,262.94x = 1,162,135,736,910,973.75
  5. Step 5: Solve for x
    x = 1,162,135,736,910,973.75/38,998,262.94
  6. Step 6: Final answer
    x = 29,799,679.51

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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.