Home / 8,443,208.20-12,663,840.30-2,459,576.20

Finding the Fourth Proportional to 8,443,208.20, 12,663,840.30 and 2,459,576.20

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Solution

The fourth proportional to 8,443,208.20, 12,663,840.30 and 2,459,576.20 is: 3,689,081.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,443,208.20 : 12,663,840.30 = 2,459,576.20 : x
  2. Step 2: Convert to fraction form
    8,443,208.20/12,663,840.30 = 2,459,576.20/x
  3. Step 3: Cross multiply
    8,443,208.20x = 12,663,840.30 × 2,459,576.20
  4. Step 4: Simplify right side
    8,443,208.20x = 31,147,680,202,480.86
  5. Step 5: Solve for x
    x = 31,147,680,202,480.86/8,443,208.20
  6. Step 6: Final answer
    x = 3,689,081.15

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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.