Home / 12,498,040.92-18,716,787.18-8,649,077.22

Finding the Fourth Proportional to 12,498,040.92, 18,716,787.18 and 8,649,077.22

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Solution

The fourth proportional to 12,498,040.92, 18,716,787.18 and 8,649,077.22 is: 12,952,665.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,498,040.92 : 18,716,787.18 = 8,649,077.22 : x
  2. Step 2: Convert to fraction form
    12,498,040.92/18,716,787.18 = 8,649,077.22/x
  3. Step 3: Cross multiply
    12,498,040.92x = 18,716,787.18 × 8,649,077.22
  4. Step 4: Simplify right side
    12,498,040.92x = 161,882,937,630,126.06
  5. Step 5: Solve for x
    x = 161,882,937,630,126.06/12,498,040.92
  6. Step 6: Final answer
    x = 12,952,665.03

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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.