Home / 53,991,096.20-80,993,748.30-19,936,363.40

Finding the Fourth Proportional to 53,991,096.20, 80,993,748.30 and 19,936,363.40

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Solution

The fourth proportional to 53,991,096.20, 80,993,748.30 and 19,936,363.40 is: 29,907,168.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,991,096.20 : 80,993,748.30 = 19,936,363.40 : x
  2. Step 2: Convert to fraction form
    53,991,096.20/80,993,748.30 = 19,936,363.40/x
  3. Step 3: Cross multiply
    53,991,096.20x = 80,993,748.30 × 19,936,363.40
  4. Step 4: Simplify right side
    53,991,096.20x = 1,614,720,799,236,932
  5. Step 5: Solve for x
    x = 1,614,720,799,236,932/53,991,096.20
  6. Step 6: Final answer
    x = 29,907,168.27

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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.