Home / 21,313,234.80-31,943,608.20-14,489,794.80

Finding the Fourth Proportional to 21,313,234.80, 31,943,608.20 and 14,489,794.80

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Solution

The fourth proportional to 21,313,234.80, 31,943,608.20 and 14,489,794.80 is: 21,716,850.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,313,234.80 : 31,943,608.20 = 14,489,794.80 : x
  2. Step 2: Convert to fraction form
    21,313,234.80/31,943,608.20 = 14,489,794.80/x
  3. Step 3: Cross multiply
    21,313,234.80x = 31,943,608.20 × 14,489,794.80
  4. Step 4: Simplify right side
    21,313,234.80x = 462,856,327,989,597.38
  5. Step 5: Solve for x
    x = 462,856,327,989,597.38/21,313,234.80
  6. Step 6: Final answer
    x = 21,716,850.23

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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.