Home / 8,402,213.12-12,605,963.52-3,007,185.44

Finding the Fourth Proportional to 8,402,213.12, 12,605,963.52 and 3,007,185.44

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Solution

The fourth proportional to 8,402,213.12, 12,605,963.52 and 3,007,185.44 is: 4,511,724.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,402,213.12 : 12,605,963.52 = 3,007,185.44 : x
  2. Step 2: Convert to fraction form
    8,402,213.12/12,605,963.52 = 3,007,185.44/x
  3. Step 3: Cross multiply
    8,402,213.12x = 12,605,963.52 × 3,007,185.44
  4. Step 4: Simplify right side
    8,402,213.12x = 37,908,469,954,515.15
  5. Step 5: Solve for x
    x = 37,908,469,954,515.15/8,402,213.12
  6. Step 6: Final answer
    x = 4,511,724.40

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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.