Home / 8,906,046.75-12,290,368.28-4,831,665.75

Finding the Fourth Proportional to 8,906,046.75, 12,290,368.28 and 4,831,665.75

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Solution

The fourth proportional to 8,906,046.75, 12,290,368.28 and 4,831,665.75 is: 6,667,711.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,906,046.75 : 12,290,368.28 = 4,831,665.75 : x
  2. Step 2: Convert to fraction form
    8,906,046.75/12,290,368.28 = 4,831,665.75/x
  3. Step 3: Cross multiply
    8,906,046.75x = 12,290,368.28 × 4,831,665.75
  4. Step 4: Simplify right side
    8,906,046.75x = 59,382,951,449,204.09
  5. Step 5: Solve for x
    x = 59,382,951,449,204.09/8,906,046.75
  6. Step 6: Final answer
    x = 6,667,711.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.