Home / 7,897,786.56-11,846,679.84-1,914,154.56

Finding the Fourth Proportional to 7,897,786.56, 11,846,679.84 and 1,914,154.56

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Solution

The fourth proportional to 7,897,786.56, 11,846,679.84 and 1,914,154.56 is: 2,871,231.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897,786.56 : 11,846,679.84 = 1,914,154.56 : x
  2. Step 2: Convert to fraction form
    7,897,786.56/11,846,679.84 = 1,914,154.56/x
  3. Step 3: Cross multiply
    7,897,786.56x = 11,846,679.84 × 1,914,154.56
  4. Step 4: Simplify right side
    7,897,786.56x = 22,676,376,236,596.07
  5. Step 5: Solve for x
    x = 22,676,376,236,596.07/7,897,786.56
  6. Step 6: Final answer
    x = 2,871,231.84

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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.