Home / 6,610,720.05-9,912,591.68-2,060,920.89

Finding the Fourth Proportional to 6,610,720.05, 9,912,591.68 and 2,060,920.89

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Solution

The fourth proportional to 6,610,720.05, 9,912,591.68 and 2,060,920.89 is: 3,090,293.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,610,720.05 : 9,912,591.68 = 2,060,920.89 : x
  2. Step 2: Convert to fraction form
    6,610,720.05/9,912,591.68 = 2,060,920.89/x
  3. Step 3: Cross multiply
    6,610,720.05x = 9,912,591.68 × 2,060,920.89
  4. Step 4: Simplify right side
    6,610,720.05x = 20,429,067,257,047.59
  5. Step 5: Solve for x
    x = 20,429,067,257,047.59/6,610,720.05
  6. Step 6: Final answer
    x = 3,090,293.81

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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.