Home / 25,052,711.38-34,560,456.12-21,740,356.58

Finding the Fourth Proportional to 25,052,711.38, 34,560,456.12 and 21,740,356.58

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Solution

The fourth proportional to 25,052,711.38, 34,560,456.12 and 21,740,356.58 is: 29,991,030.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,052,711.38 : 34,560,456.12 = 21,740,356.58 : x
  2. Step 2: Convert to fraction form
    25,052,711.38/34,560,456.12 = 21,740,356.58/x
  3. Step 3: Cross multiply
    25,052,711.38x = 34,560,456.12 × 21,740,356.58
  4. Step 4: Simplify right side
    25,052,711.38x = 751,356,639,616,243.12
  5. Step 5: Solve for x
    x = 751,356,639,616,243.12/25,052,711.38
  6. Step 6: Final answer
    x = 29,991,030.84

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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.