Home / 13,760,432.55-20,640,648.83-4,175,795.70

Finding the Fourth Proportional to 13,760,432.55, 20,640,648.83 and 4,175,795.70

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Solution

The fourth proportional to 13,760,432.55, 20,640,648.83 and 4,175,795.70 is: 6,263,693.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,760,432.55 : 20,640,648.83 = 4,175,795.70 : x
  2. Step 2: Convert to fraction form
    13,760,432.55/20,640,648.83 = 4,175,795.70/x
  3. Step 3: Cross multiply
    13,760,432.55x = 20,640,648.83 × 4,175,795.70
  4. Step 4: Simplify right side
    13,760,432.55x = 86,191,132,608,645.05
  5. Step 5: Solve for x
    x = 86,191,132,608,645.05/13,760,432.55
  6. Step 6: Final answer
    x = 6,263,693.55

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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.