Home / 7,156,969.80-10,731,777.30-2,107,624.20

Finding the Fourth Proportional to 7,156,969.80, 10,731,777.30 and 2,107,624.20

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Solution

The fourth proportional to 7,156,969.80, 10,731,777.30 and 2,107,624.20 is: 3,160,353.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,156,969.80 : 10,731,777.30 = 2,107,624.20 : x
  2. Step 2: Convert to fraction form
    7,156,969.80/10,731,777.30 = 2,107,624.20/x
  3. Step 3: Cross multiply
    7,156,969.80x = 10,731,777.30 × 2,107,624.20
  4. Step 4: Simplify right side
    7,156,969.80x = 22,618,553,546,490.66
  5. Step 5: Solve for x
    x = 22,618,553,546,490.66/7,156,969.80
  6. Step 6: Final answer
    x = 3,160,353.36

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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.