Home / 8,013,402.76-12,019,928.82-1,948,166.44

Finding the Fourth Proportional to 8,013,402.76, 12,019,928.82 and 1,948,166.44

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Solution

The fourth proportional to 8,013,402.76, 12,019,928.82 and 1,948,166.44 is: 2,922,207.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013,402.76 : 12,019,928.82 = 1,948,166.44 : x
  2. Step 2: Convert to fraction form
    8,013,402.76/12,019,928.82 = 1,948,166.44/x
  3. Step 3: Cross multiply
    8,013,402.76x = 12,019,928.82 × 1,948,166.44
  4. Step 4: Simplify right side
    8,013,402.76x = 23,416,821,938,312.80
  5. Step 5: Solve for x
    x = 23,416,821,938,312.80/8,013,402.76
  6. Step 6: Final answer
    x = 2,922,207.04

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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.