Home / 8,133,046.64-12,191,816.64-2,738,921.30

Finding the Fourth Proportional to 8,133,046.64, 12,191,816.64 and 2,738,921.30

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Solution

The fourth proportional to 8,133,046.64, 12,191,816.64 and 2,738,921.30 is: 4,105,770.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,133,046.64 : 12,191,816.64 = 2,738,921.30 : x
  2. Step 2: Convert to fraction form
    8,133,046.64/12,191,816.64 = 2,738,921.30/x
  3. Step 3: Cross multiply
    8,133,046.64x = 12,191,816.64 × 2,738,921.30
  4. Step 4: Simplify right side
    8,133,046.64x = 33,392,426,280,990.43
  5. Step 5: Solve for x
    x = 33,392,426,280,990.43/8,133,046.64
  6. Step 6: Final answer
    x = 4,105,770.91

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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.