Home / 7,198,242.32-9,880,698.64-6,364,175.18

Finding the Fourth Proportional to 7,198,242.32, 9,880,698.64 and 6,364,175.18

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Solution

The fourth proportional to 7,198,242.32, 9,880,698.64 and 6,364,175.18 is: 8,735,812.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198,242.32 : 9,880,698.64 = 6,364,175.18 : x
  2. Step 2: Convert to fraction form
    7,198,242.32/9,880,698.64 = 6,364,175.18/x
  3. Step 3: Cross multiply
    7,198,242.32x = 9,880,698.64 × 6,364,175.18
  4. Step 4: Simplify right side
    7,198,242.32x = 62,882,497,045,747.76
  5. Step 5: Solve for x
    x = 62,882,497,045,747.76/7,198,242.32
  6. Step 6: Final answer
    x = 8,735,812.75

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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.