Home / 7,198,246.32-9,880,704.14-6,364,179.20

Finding the Fourth Proportional to 7,198,246.32, 9,880,704.14 and 6,364,179.20

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Solution

The fourth proportional to 7,198,246.32, 9,880,704.14 and 6,364,179.20 is: 8,735,818.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198,246.32 : 9,880,704.14 = 6,364,179.20 : x
  2. Step 2: Convert to fraction form
    7,198,246.32/9,880,704.14 = 6,364,179.20/x
  3. Step 3: Cross multiply
    7,198,246.32x = 9,880,704.14 × 6,364,179.20
  4. Step 4: Simplify right side
    7,198,246.32x = 62,882,571,769,141.89
  5. Step 5: Solve for x
    x = 62,882,571,769,141.89/7,198,246.32
  6. Step 6: Final answer
    x = 8,735,818.28

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.