Home / 8,702,554.64-12,006,906.41-5,216,621.54

Finding the Fourth Proportional to 8,702,554.64, 12,006,906.41 and 5,216,621.54

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Solution

The fourth proportional to 8,702,554.64, 12,006,906.41 and 5,216,621.54 is: 7,197,367.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,702,554.64 : 12,006,906.41 = 5,216,621.54 : x
  2. Step 2: Convert to fraction form
    8,702,554.64/12,006,906.41 = 5,216,621.54/x
  3. Step 3: Cross multiply
    8,702,554.64x = 12,006,906.41 × 5,216,621.54
  4. Step 4: Simplify right side
    8,702,554.64x = 62,635,486,560,177.09
  5. Step 5: Solve for x
    x = 62,635,486,560,177.09/8,702,554.64
  6. Step 6: Final answer
    x = 7,197,367.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.