Home / 27,204,028.80-40,711,564.80-18,700,972.80

Finding the Fourth Proportional to 27,204,028.80, 40,711,564.80 and 18,700,972.80

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Solution

The fourth proportional to 27,204,028.80, 40,711,564.80 and 18,700,972.80 is: 27,986,511.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,204,028.80 : 40,711,564.80 = 18,700,972.80 : x
  2. Step 2: Convert to fraction form
    27,204,028.80/40,711,564.80 = 18,700,972.80/x
  3. Step 3: Cross multiply
    27,204,028.80x = 40,711,564.80 × 18,700,972.80
  4. Step 4: Simplify right side
    27,204,028.80x = 761,345,865,970,237.38
  5. Step 5: Solve for x
    x = 761,345,865,970,237.38/27,204,028.80
  6. Step 6: Final answer
    x = 27,986,511.54

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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.