Home / 8,321,842.05-12,482,264.85-3,462,921.38

Finding the Fourth Proportional to 8,321,842.05, 12,482,264.85 and 3,462,921.38

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Solution

The fourth proportional to 8,321,842.05, 12,482,264.85 and 3,462,921.38 is: 5,194,174.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321,842.05 : 12,482,264.85 = 3,462,921.38 : x
  2. Step 2: Convert to fraction form
    8,321,842.05/12,482,264.85 = 3,462,921.38/x
  3. Step 3: Cross multiply
    8,321,842.05x = 12,482,264.85 × 3,462,921.38
  4. Step 4: Simplify right side
    8,321,842.05x = 43,225,101,740,161.56
  5. Step 5: Solve for x
    x = 43,225,101,740,161.56/8,321,842.05
  6. Step 6: Final answer
    x = 5,194,174.74

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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.