Home / 7,156,966.30-10,731,772.05-2,107,620.70

Finding the Fourth Proportional to 7,156,966.30, 10,731,772.05 and 2,107,620.70

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Solution

The fourth proportional to 7,156,966.30, 10,731,772.05 and 2,107,620.70 is: 3,160,348.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,156,966.30 : 10,731,772.05 = 2,107,620.70 : x
  2. Step 2: Convert to fraction form
    7,156,966.30/10,731,772.05 = 2,107,620.70/x
  3. Step 3: Cross multiply
    7,156,966.30x = 10,731,772.05 × 2,107,620.70
  4. Step 4: Simplify right side
    7,156,966.30x = 22,618,504,920,261.44
  5. Step 5: Solve for x
    x = 22,618,504,920,261.44/7,156,966.30
  6. Step 6: Final answer
    x = 3,160,348.11

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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.