Home / 8,228,729.64-12,345,065.18-3,433,751.58

Finding the Fourth Proportional to 8,228,729.64, 12,345,065.18 and 3,433,751.58

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Solution

The fourth proportional to 8,228,729.64, 12,345,065.18 and 3,433,751.58 is: 5,151,449.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228,729.64 : 12,345,065.18 = 3,433,751.58 : x
  2. Step 2: Convert to fraction form
    8,228,729.64/12,345,065.18 = 3,433,751.58/x
  3. Step 3: Cross multiply
    8,228,729.64x = 12,345,065.18 × 3,433,751.58
  4. Step 4: Simplify right side
    8,228,729.64x = 42,389,887,067,027.98
  5. Step 5: Solve for x
    x = 42,389,887,067,027.98/8,228,729.64
  6. Step 6: Final answer
    x = 5,151,449.73

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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.