Home / 8,258,045.70-12,381,163.65-3,705,367.80

Finding the Fourth Proportional to 8,258,045.70, 12,381,163.65 and 3,705,367.80

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Solution

The fourth proportional to 8,258,045.70, 12,381,163.65 and 3,705,367.80 is: 5,555,402.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258,045.70 : 12,381,163.65 = 3,705,367.80 : x
  2. Step 2: Convert to fraction form
    8,258,045.70/12,381,163.65 = 3,705,367.80/x
  3. Step 3: Cross multiply
    8,258,045.70x = 12,381,163.65 × 3,705,367.80
  4. Step 4: Simplify right side
    8,258,045.70x = 45,876,765,115,240.47
  5. Step 5: Solve for x
    x = 45,876,765,115,240.47/8,258,045.70
  6. Step 6: Final answer
    x = 5,555,402.18

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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.