Home / 52,511,728.80-78,732,163.80-25,231,090.80

Finding the Fourth Proportional to 52,511,728.80, 78,732,163.80 and 25,231,090.80

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Solution

The fourth proportional to 52,511,728.80, 78,732,163.80 and 25,231,090.80 is: 37,829,612.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,511,728.80 : 78,732,163.80 = 25,231,090.80 : x
  2. Step 2: Convert to fraction form
    52,511,728.80/78,732,163.80 = 25,231,090.80/x
  3. Step 3: Cross multiply
    52,511,728.80x = 78,732,163.80 × 25,231,090.80
  4. Step 4: Simplify right side
    52,511,728.80x = 1,986,498,373,718,273
  5. Step 5: Solve for x
    x = 1,986,498,373,718,273/52,511,728.80
  6. Step 6: Final answer
    x = 37,829,612.91

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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.