Home / 12,541,805.10-18,812,707.65-10,022,381.10

Finding the Fourth Proportional to 12,541,805.10, 18,812,707.65 and 10,022,381.10

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Solution

The fourth proportional to 12,541,805.10, 18,812,707.65 and 10,022,381.10 is: 15,033,571.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541,805.10 : 18,812,707.65 = 10,022,381.10 : x
  2. Step 2: Convert to fraction form
    12,541,805.10/18,812,707.65 = 10,022,381.10/x
  3. Step 3: Cross multiply
    12,541,805.10x = 18,812,707.65 × 10,022,381.10
  4. Step 4: Simplify right side
    12,541,805.10x = 188,548,125,591,185.41
  5. Step 5: Solve for x
    x = 188,548,125,591,185.41/12,541,805.10
  6. Step 6: Final answer
    x = 15,033,571.65

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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.