Home / 12,207,465.45-18,314,599.97-9,954,266.58

Finding the Fourth Proportional to 12,207,465.45, 18,314,599.97 and 9,954,266.58

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Solution

The fourth proportional to 12,207,465.45, 18,314,599.97 and 9,954,266.58 is: 14,934,173.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,207,465.45 : 18,314,599.97 = 9,954,266.58 : x
  2. Step 2: Convert to fraction form
    12,207,465.45/18,314,599.97 = 9,954,266.58/x
  3. Step 3: Cross multiply
    12,207,465.45x = 18,314,599.97 × 9,954,266.58
  4. Step 4: Simplify right side
    12,207,465.45x = 182,308,410,432,325.69
  5. Step 5: Solve for x
    x = 182,308,410,432,325.69/12,207,465.45
  6. Step 6: Final answer
    x = 14,934,173.78

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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.