Home / 5,134,780.96-7,086,105.84-2,811,771.04

Finding the Fourth Proportional to 5,134,780.96, 7,086,105.84 and 2,811,771.04

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Solution

The fourth proportional to 5,134,780.96, 7,086,105.84 and 2,811,771.04 is: 3,880,303.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134,780.96 : 7,086,105.84 = 2,811,771.04 : x
  2. Step 2: Convert to fraction form
    5,134,780.96/7,086,105.84 = 2,811,771.04/x
  3. Step 3: Cross multiply
    5,134,780.96x = 7,086,105.84 × 2,811,771.04
  4. Step 4: Simplify right side
    5,134,780.96x = 19,924,507,187,286.88
  5. Step 5: Solve for x
    x = 19,924,507,187,286.88/5,134,780.96
  6. Step 6: Final answer
    x = 3,880,303.24

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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.