Home / 5,211,853.11-7,806,781.57-4,181,605.55

Finding the Fourth Proportional to 5,211,853.11, 7,806,781.57 and 4,181,605.55

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Solution

The fourth proportional to 5,211,853.11, 7,806,781.57 and 4,181,605.55 is: 6,263,584.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211,853.11 : 7,806,781.57 = 4,181,605.55 : x
  2. Step 2: Convert to fraction form
    5,211,853.11/7,806,781.57 = 4,181,605.55/x
  3. Step 3: Cross multiply
    5,211,853.11x = 7,806,781.57 × 4,181,605.55
  4. Step 4: Simplify right side
    5,211,853.11x = 32,644,881,143,015.45
  5. Step 5: Solve for x
    x = 32,644,881,143,015.45/5,211,853.11
  6. Step 6: Final answer
    x = 6,263,584.27

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Double scale
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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.