Home / 8,160,743.39-11,261,825.75-4,489,581.13

Finding the Fourth Proportional to 8,160,743.39, 11,261,825.75 and 4,489,581.13

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Solution

The fourth proportional to 8,160,743.39, 11,261,825.75 and 4,489,581.13 is: 6,195,621.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160,743.39 : 11,261,825.75 = 4,489,581.13 : x
  2. Step 2: Convert to fraction form
    8,160,743.39/11,261,825.75 = 4,489,581.13/x
  3. Step 3: Cross multiply
    8,160,743.39x = 11,261,825.75 × 4,489,581.13
  4. Step 4: Simplify right side
    8,160,743.39x = 50,560,880,359,617.48
  5. Step 5: Solve for x
    x = 50,560,880,359,617.48/8,160,743.39
  6. Step 6: Final answer
    x = 6,195,621.89

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.