Home / 8,627,952.54-12,940,189.98-3,161,185.32

Finding the Fourth Proportional to 8,627,952.54, 12,940,189.98 and 3,161,185.32

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Solution

The fourth proportional to 8,627,952.54, 12,940,189.98 and 3,161,185.32 is: 4,741,140.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,627,952.54 : 12,940,189.98 = 3,161,185.32 : x
  2. Step 2: Convert to fraction form
    8,627,952.54/12,940,189.98 = 3,161,185.32/x
  3. Step 3: Cross multiply
    8,627,952.54x = 12,940,189.98 × 3,161,185.32
  4. Step 4: Simplify right side
    8,627,952.54x = 40,906,338,602,787.09
  5. Step 5: Solve for x
    x = 40,906,338,602,787.09/8,627,952.54
  6. Step 6: Final answer
    x = 4,741,140.89

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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.