Home / 8,114,432.70-12,171,649.05-3,862,904.70

Finding the Fourth Proportional to 8,114,432.70, 12,171,649.05 and 3,862,904.70

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Solution

The fourth proportional to 8,114,432.70, 12,171,649.05 and 3,862,904.70 is: 5,794,357.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,114,432.70 : 12,171,649.05 = 3,862,904.70 : x
  2. Step 2: Convert to fraction form
    8,114,432.70/12,171,649.05 = 3,862,904.70/x
  3. Step 3: Cross multiply
    8,114,432.70x = 12,171,649.05 × 3,862,904.70
  4. Step 4: Simplify right side
    8,114,432.70x = 47,017,920,321,995.54
  5. Step 5: Solve for x
    x = 47,017,920,321,995.54/8,114,432.70
  6. Step 6: Final answer
    x = 5,794,357.05

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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.