Home / 8,661,364.32-12,986,141.58-4,393,302.60

Finding the Fourth Proportional to 8,661,364.32, 12,986,141.58 and 4,393,302.60

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Solution

The fourth proportional to 8,661,364.32, 12,986,141.58 and 4,393,302.60 is: 6,586,958.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,661,364.32 : 12,986,141.58 = 4,393,302.60 : x
  2. Step 2: Convert to fraction form
    8,661,364.32/12,986,141.58 = 4,393,302.60/x
  3. Step 3: Cross multiply
    8,661,364.32x = 12,986,141.58 × 4,393,302.60
  4. Step 4: Simplify right side
    8,661,364.32x = 57,052,049,567,382.10
  5. Step 5: Solve for x
    x = 57,052,049,567,382.10/8,661,364.32
  6. Step 6: Final answer
    x = 6,586,958.76

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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.