Home / 6,603,305.70-9,904,958.55-5,406,579.30

Finding the Fourth Proportional to 6,603,305.70, 9,904,958.55 and 5,406,579.30

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Solution

The fourth proportional to 6,603,305.70, 9,904,958.55 and 5,406,579.30 is: 8,109,868.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603,305.70 : 9,904,958.55 = 5,406,579.30 : x
  2. Step 2: Convert to fraction form
    6,603,305.70/9,904,958.55 = 5,406,579.30/x
  3. Step 3: Cross multiply
    6,603,305.70x = 9,904,958.55 × 5,406,579.30
  4. Step 4: Simplify right side
    6,603,305.70x = 53,551,943,863,788.02
  5. Step 5: Solve for x
    x = 53,551,943,863,788.02/6,603,305.70
  6. Step 6: Final answer
    x = 8,109,868.95

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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.