Home / 15,840,633.30-23,718,959.55-12,481,401.30

Finding the Fourth Proportional to 15,840,633.30, 23,718,959.55 and 12,481,401.30

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Solution

The fourth proportional to 15,840,633.30, 23,718,959.55 and 12,481,401.30 is: 18,689,016.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,840,633.30 : 23,718,959.55 = 12,481,401.30 : x
  2. Step 2: Convert to fraction form
    15,840,633.30/23,718,959.55 = 12,481,401.30/x
  3. Step 3: Cross multiply
    15,840,633.30x = 23,718,959.55 × 12,481,401.30
  4. Step 4: Simplify right side
    15,840,633.30x = 296,045,852,562,017.44
  5. Step 5: Solve for x
    x = 296,045,852,562,017.44/15,840,633.30
  6. Step 6: Final answer
    x = 18,689,016.21

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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.