Home / 4,476,077.76-6,715,452.96-4,208,721.60

Finding the Fourth Proportional to 4,476,077.76, 6,715,452.96 and 4,208,721.60

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Solution

The fourth proportional to 4,476,077.76, 6,715,452.96 and 4,208,721.60 is: 6,314,338.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476,077.76 : 6,715,452.96 = 4,208,721.60 : x
  2. Step 2: Convert to fraction form
    4,476,077.76/6,715,452.96 = 4,208,721.60/x
  3. Step 3: Cross multiply
    4,476,077.76x = 6,715,452.96 × 4,208,721.60
  4. Step 4: Simplify right side
    4,476,077.76x = 28,263,471,926,535.93
  5. Step 5: Solve for x
    x = 28,263,471,926,535.93/4,476,077.76
  6. Step 6: Final answer
    x = 6,314,338.90

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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.