Home / 18,546,850.80-27,807,316.20-10,969,916.40

Finding the Fourth Proportional to 18,546,850.80, 27,807,316.20 and 10,969,916.40

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Solution

The fourth proportional to 18,546,850.80, 27,807,316.20 and 10,969,916.40 is: 16,447,209.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,546,850.80 : 27,807,316.20 = 10,969,916.40 : x
  2. Step 2: Convert to fraction form
    18,546,850.80/27,807,316.20 = 10,969,916.40/x
  3. Step 3: Cross multiply
    18,546,850.80x = 27,807,316.20 × 10,969,916.40
  4. Step 4: Simplify right side
    18,546,850.80x = 305,043,934,022,365.69
  5. Step 5: Solve for x
    x = 305,043,934,022,365.69/18,546,850.80
  6. Step 6: Final answer
    x = 16,447,209.14

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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.