Home / 8,341,722.30-12,512,583.45-2,662,520.70

Finding the Fourth Proportional to 8,341,722.30, 12,512,583.45 and 2,662,520.70

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Solution

The fourth proportional to 8,341,722.30, 12,512,583.45 and 2,662,520.70 is: 3,993,781.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341,722.30 : 12,512,583.45 = 2,662,520.70 : x
  2. Step 2: Convert to fraction form
    8,341,722.30/12,512,583.45 = 2,662,520.70/x
  3. Step 3: Cross multiply
    8,341,722.30x = 12,512,583.45 × 2,662,520.70
  4. Step 4: Simplify right side
    8,341,722.30x = 33,315,012,446,102.41
  5. Step 5: Solve for x
    x = 33,315,012,446,102.41/8,341,722.30
  6. Step 6: Final answer
    x = 3,993,781.05

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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.