Home / 20,467,625.65-30,608,187.15-15,283,875.40

Finding the Fourth Proportional to 20,467,625.65, 30,608,187.15 and 15,283,875.40

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Solution

The fourth proportional to 20,467,625.65, 30,608,187.15 and 15,283,875.40 is: 22,856,179.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,467,625.65 : 30,608,187.15 = 15,283,875.40 : x
  2. Step 2: Convert to fraction form
    20,467,625.65/30,608,187.15 = 15,283,875.40/x
  3. Step 3: Cross multiply
    20,467,625.65x = 30,608,187.15 × 15,283,875.40
  4. Step 4: Simplify right side
    20,467,625.65x = 467,811,718,620,481.12
  5. Step 5: Solve for x
    x = 467,811,718,620,481.12/20,467,625.65
  6. Step 6: Final answer
    x = 22,856,179.15

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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.