Home / 7,860,776.76-11,784,152.52-3,067,351.20

Finding the Fourth Proportional to 7,860,776.76, 11,784,152.52 and 3,067,351.20

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Solution

The fourth proportional to 7,860,776.76, 11,784,152.52 and 3,067,351.20 is: 4,598,290.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860,776.76 : 11,784,152.52 = 3,067,351.20 : x
  2. Step 2: Convert to fraction form
    7,860,776.76/11,784,152.52 = 3,067,351.20/x
  3. Step 3: Cross multiply
    7,860,776.76x = 11,784,152.52 × 3,067,351.20
  4. Step 4: Simplify right side
    7,860,776.76x = 36,146,134,373,205.02
  5. Step 5: Solve for x
    x = 36,146,134,373,205.02/7,860,776.76
  6. Step 6: Final answer
    x = 4,598,290.41

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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.