Home / 8,065,620.72-12,100,202.60-2,385,402.20

Finding the Fourth Proportional to 8,065,620.72, 12,100,202.60 and 2,385,402.20

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Solution

The fourth proportional to 8,065,620.72, 12,100,202.60 and 2,385,402.20 is: 3,578,627.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065,620.72 : 12,100,202.60 = 2,385,402.20 : x
  2. Step 2: Convert to fraction form
    8,065,620.72/12,100,202.60 = 2,385,402.20/x
  3. Step 3: Cross multiply
    8,065,620.72x = 12,100,202.60 × 2,385,402.20
  4. Step 4: Simplify right side
    8,065,620.72x = 28,863,849,902,485.72
  5. Step 5: Solve for x
    x = 28,863,849,902,485.72/8,065,620.72
  6. Step 6: Final answer
    x = 3,578,627.23

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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.