Home / 13,988,183.22-19,304,680.86-7,793,636.94

Finding the Fourth Proportional to 13,988,183.22, 19,304,680.86 and 7,793,636.94

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Solution

The fourth proportional to 13,988,183.22, 19,304,680.86 and 7,793,636.94 is: 10,755,769.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,988,183.22 : 19,304,680.86 = 7,793,636.94 : x
  2. Step 2: Convert to fraction form
    13,988,183.22/19,304,680.86 = 7,793,636.94/x
  3. Step 3: Cross multiply
    13,988,183.22x = 19,304,680.86 × 7,793,636.94
  4. Step 4: Simplify right side
    13,988,183.22x = 150,453,673,865,406.97
  5. Step 5: Solve for x
    x = 150,453,673,865,406.97/13,988,183.22
  6. Step 6: Final answer
    x = 10,755,769.46

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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.