Home / 9,519,490.54-13,147,713.16-6,416,662.42

Finding the Fourth Proportional to 9,519,490.54, 13,147,713.16 and 6,416,662.42

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Solution

The fourth proportional to 9,519,490.54, 13,147,713.16 and 6,416,662.42 is: 8,862,284.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519,490.54 : 13,147,713.16 = 6,416,662.42 : x
  2. Step 2: Convert to fraction form
    9,519,490.54/13,147,713.16 = 6,416,662.42/x
  3. Step 3: Cross multiply
    9,519,490.54x = 13,147,713.16 × 6,416,662.42
  4. Step 4: Simplify right side
    9,519,490.54x = 84,364,436,942,711.45
  5. Step 5: Solve for x
    x = 84,364,436,942,711.45/9,519,490.54
  6. Step 6: Final answer
    x = 8,862,284.87

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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.