Home / 49,521,648.80-74,338,460.40-38,212,234.40

Finding the Fourth Proportional to 49,521,648.80, 74,338,460.40 and 38,212,234.40

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Solution

The fourth proportional to 49,521,648.80, 74,338,460.40 and 38,212,234.40 is: 57,361,552.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,521,648.80 : 74,338,460.40 = 38,212,234.40 : x
  2. Step 2: Convert to fraction form
    49,521,648.80/74,338,460.40 = 38,212,234.40/x
  3. Step 3: Cross multiply
    49,521,648.80x = 74,338,460.40 × 38,212,234.40
  4. Step 4: Simplify right side
    49,521,648.80x = 2,840,638,673,739,918
  5. Step 5: Solve for x
    x = 2,840,638,673,739,918/49,521,648.80
  6. Step 6: Final answer
    x = 57,361,552.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.