Home / 7,897,849.76-11,846,774.78-1,914,217.76

Finding the Fourth Proportional to 7,897,849.76, 11,846,774.78 and 1,914,217.76

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Solution

The fourth proportional to 7,897,849.76, 11,846,774.78 and 1,914,217.76 is: 2,871,326.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,897,849.76 : 11,846,774.78 = 1,914,217.76 : x
  2. Step 2: Convert to fraction form
    7,897,849.76/11,846,774.78 = 1,914,217.76/x
  3. Step 3: Cross multiply
    7,897,849.76x = 11,846,774.78 × 1,914,217.76
  4. Step 4: Simplify right side
    7,897,849.76x = 22,677,306,682,596.09
  5. Step 5: Solve for x
    x = 22,677,306,682,596.09/7,897,849.76
  6. Step 6: Final answer
    x = 2,871,326.67

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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.