Home / 49,777,929.80-74,607,912.30-21,024,009.80

Finding the Fourth Proportional to 49,777,929.80, 74,607,912.30 and 21,024,009.80

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Solution

The fourth proportional to 49,777,929.80, 74,607,912.30 and 21,024,009.80 is: 31,511,103.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,777,929.80 : 74,607,912.30 = 21,024,009.80 : x
  2. Step 2: Convert to fraction form
    49,777,929.80/74,607,912.30 = 21,024,009.80/x
  3. Step 3: Cross multiply
    49,777,929.80x = 74,607,912.30 × 21,024,009.80
  4. Step 4: Simplify right side
    49,777,929.80x = 1,568,557,479,352,740.50
  5. Step 5: Solve for x
    x = 1,568,557,479,352,740.50/49,777,929.80
  6. Step 6: Final answer
    x = 31,511,103.13

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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.