Home / 7,198,248.32-9,880,706.88-6,364,181.20

Finding the Fourth Proportional to 7,198,248.32, 9,880,706.88 and 6,364,181.20

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Solution

The fourth proportional to 7,198,248.32, 9,880,706.88 and 6,364,181.20 is: 8,735,821.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198,248.32 : 9,880,706.88 = 6,364,181.20 : x
  2. Step 2: Convert to fraction form
    7,198,248.32/9,880,706.88 = 6,364,181.20/x
  3. Step 3: Cross multiply
    7,198,248.32x = 9,880,706.88 × 6,364,181.20
  4. Step 4: Simplify right side
    7,198,248.32x = 62,882,608,968,406.66
  5. Step 5: Solve for x
    x = 62,882,608,968,406.66/7,198,248.32
  6. Step 6: Final answer
    x = 8,735,821.02

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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.