Home / 8,577,089.82-12,855,664.90-3,182,299.20

Finding the Fourth Proportional to 8,577,089.82, 12,855,664.90 and 3,182,299.20

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Solution

The fourth proportional to 8,577,089.82, 12,855,664.90 and 3,182,299.20 is: 4,769,749.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577,089.82 : 12,855,664.90 = 3,182,299.20 : x
  2. Step 2: Convert to fraction form
    8,577,089.82/12,855,664.90 = 3,182,299.20/x
  3. Step 3: Cross multiply
    8,577,089.82x = 12,855,664.90 × 3,182,299.20
  4. Step 4: Simplify right side
    8,577,089.82x = 40,910,572,126,738.09
  5. Step 5: Solve for x
    x = 40,910,572,126,738.09/8,577,089.82
  6. Step 6: Final answer
    x = 4,769,749.76

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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.