Home / 8,515,959.21-12,769,212.74-2,833,081.29

Finding the Fourth Proportional to 8,515,959.21, 12,769,212.74 and 2,833,081.29

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Solution

The fourth proportional to 8,515,959.21, 12,769,212.74 and 2,833,081.29 is: 4,248,049.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,515,959.21 : 12,769,212.74 = 2,833,081.29 : x
  2. Step 2: Convert to fraction form
    8,515,959.21/12,769,212.74 = 2,833,081.29/x
  3. Step 3: Cross multiply
    8,515,959.21x = 12,769,212.74 × 2,833,081.29
  4. Step 4: Simplify right side
    8,515,959.21x = 36,176,217,687,558.23
  5. Step 5: Solve for x
    x = 36,176,217,687,558.23/8,515,959.21
  6. Step 6: Final answer
    x = 4,248,049.67

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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.