Home / 10,611,562.39-15,920,708.14-3,787,989.11

Finding the Fourth Proportional to 10,611,562.39, 15,920,708.14 and 3,787,989.11

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Solution

The fourth proportional to 10,611,562.39, 15,920,708.14 and 3,787,989.11 is: 5,683,184.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,611,562.39 : 15,920,708.14 = 3,787,989.11 : x
  2. Step 2: Convert to fraction form
    10,611,562.39/15,920,708.14 = 3,787,989.11/x
  3. Step 3: Cross multiply
    10,611,562.39x = 15,920,708.14 × 3,787,989.11
  4. Step 4: Simplify right side
    10,611,562.39x = 60,307,469,110,889
  5. Step 5: Solve for x
    x = 60,307,469,110,889/10,611,562.39
  6. Step 6: Final answer
    x = 5,683,184.71

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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.