Home / 5,791,190.43-7,991,839.65-3,177,711.67

Finding the Fourth Proportional to 5,791,190.43, 7,991,839.65 and 3,177,711.67

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Solution

The fourth proportional to 5,791,190.43, 7,991,839.65 and 3,177,711.67 is: 4,385,240.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,791,190.43 : 7,991,839.65 = 3,177,711.67 : x
  2. Step 2: Convert to fraction form
    5,791,190.43/7,991,839.65 = 3,177,711.67/x
  3. Step 3: Cross multiply
    5,791,190.43x = 7,991,839.65 × 3,177,711.67
  4. Step 4: Simplify right side
    5,791,190.43x = 25,395,762,125,328.20
  5. Step 5: Solve for x
    x = 25,395,762,125,328.20/5,791,190.43
  6. Step 6: Final answer
    x = 4,385,240.38

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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.