Home / 11,355,175.46-15,669,696.56-6,198,530.78

Finding the Fourth Proportional to 11,355,175.46, 15,669,696.56 and 6,198,530.78

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Solution

The fourth proportional to 11,355,175.46, 15,669,696.56 and 6,198,530.78 is: 8,553,729.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,355,175.46 : 15,669,696.56 = 6,198,530.78 : x
  2. Step 2: Convert to fraction form
    11,355,175.46/15,669,696.56 = 6,198,530.78/x
  3. Step 3: Cross multiply
    11,355,175.46x = 15,669,696.56 × 6,198,530.78
  4. Step 4: Simplify right side
    11,355,175.46x = 97,129,096,440,420.12
  5. Step 5: Solve for x
    x = 97,129,096,440,420.12/11,355,175.46
  6. Step 6: Final answer
    x = 8,553,729.25

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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.