Home / 8,151,895.78-12,227,835.74-2,086,617.80

Finding the Fourth Proportional to 8,151,895.78, 12,227,835.74 and 2,086,617.80

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Solution

The fourth proportional to 8,151,895.78, 12,227,835.74 and 2,086,617.80 is: 3,129,924.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,151,895.78 : 12,227,835.74 = 2,086,617.80 : x
  2. Step 2: Convert to fraction form
    8,151,895.78/12,227,835.74 = 2,086,617.80/x
  3. Step 3: Cross multiply
    8,151,895.78x = 12,227,835.74 × 2,086,617.80
  4. Step 4: Simplify right side
    8,151,895.78x = 25,514,819,730,696.67
  5. Step 5: Solve for x
    x = 25,514,819,730,696.67/8,151,895.78
  6. Step 6: Final answer
    x = 3,129,924.67

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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.