Home / 8,906,012.96-12,290,321.70-4,831,631.96

Finding the Fourth Proportional to 8,906,012.96, 12,290,321.70 and 4,831,631.96

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Solution

The fourth proportional to 8,906,012.96, 12,290,321.70 and 4,831,631.96 is: 6,667,665.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,906,012.96 : 12,290,321.70 = 4,831,631.96 : x
  2. Step 2: Convert to fraction form
    8,906,012.96/12,290,321.70 = 4,831,631.96/x
  3. Step 3: Cross multiply
    8,906,012.96x = 12,290,321.70 × 4,831,631.96
  4. Step 4: Simplify right side
    8,906,012.96x = 59,382,311,062,949.92
  5. Step 5: Solve for x
    x = 59,382,311,062,949.92/8,906,012.96
  6. Step 6: Final answer
    x = 6,667,665.02

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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.