Home / 8,177,280.54-11,284,663.17-4,914,145.32

Finding the Fourth Proportional to 8,177,280.54, 11,284,663.17 and 4,914,145.32

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Solution

The fourth proportional to 8,177,280.54, 11,284,663.17 and 4,914,145.32 is: 6,781,530.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177,280.54 : 11,284,663.17 = 4,914,145.32 : x
  2. Step 2: Convert to fraction form
    8,177,280.54/11,284,663.17 = 4,914,145.32/x
  3. Step 3: Cross multiply
    8,177,280.54x = 11,284,663.17 × 4,914,145.32
  4. Step 4: Simplify right side
    8,177,280.54x = 55,454,474,704,631.87
  5. Step 5: Solve for x
    x = 55,454,474,704,631.87/8,177,280.54
  6. Step 6: Final answer
    x = 6,781,530.17

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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.