Home / 49,654,402.32-68,521,999.32-28,747,315.92

Finding the Fourth Proportional to 49,654,402.32, 68,521,999.32 and 28,747,315.92

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Solution

The fourth proportional to 49,654,402.32, 68,521,999.32 and 28,747,315.92 is: 39,670,673.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,654,402.32 : 68,521,999.32 = 28,747,315.92 : x
  2. Step 2: Convert to fraction form
    49,654,402.32/68,521,999.32 = 28,747,315.92/x
  3. Step 3: Cross multiply
    49,654,402.32x = 68,521,999.32 × 28,747,315.92
  4. Step 4: Simplify right side
    49,654,402.32x = 1,969,823,561,922,065
  5. Step 5: Solve for x
    x = 1,969,823,561,922,065/49,654,402.32
  6. Step 6: Final answer
    x = 39,670,673.09

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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.