Home / 43,969,600.80-65,954,401.20-21,294,784.80

Finding the Fourth Proportional to 43,969,600.80, 65,954,401.20 and 21,294,784.80

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Solution

The fourth proportional to 43,969,600.80, 65,954,401.20 and 21,294,784.80 is: 31,942,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,969,600.80 : 65,954,401.20 = 21,294,784.80 : x
  2. Step 2: Convert to fraction form
    43,969,600.80/65,954,401.20 = 21,294,784.80/x
  3. Step 3: Cross multiply
    43,969,600.80x = 65,954,401.20 × 21,294,784.80
  4. Step 4: Simplify right side
    43,969,600.80x = 1,404,484,780,166,861.75
  5. Step 5: Solve for x
    x = 1,404,484,780,166,861.75/43,969,600.80
  6. Step 6: Final answer
    x = 31,942,177.20

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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.