Home / 20,105,884.80-27,746,243.04-10,938,593.28

Finding the Fourth Proportional to 20,105,884.80, 27,746,243.04 and 10,938,593.28

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Solution

The fourth proportional to 20,105,884.80, 27,746,243.04 and 10,938,593.28 is: 15,095,325.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,105,884.80 : 27,746,243.04 = 10,938,593.28 : x
  2. Step 2: Convert to fraction form
    20,105,884.80/27,746,243.04 = 10,938,593.28/x
  3. Step 3: Cross multiply
    20,105,884.80x = 27,746,243.04 × 10,938,593.28
  4. Step 4: Simplify right side
    20,105,884.80x = 303,504,867,662,590.75
  5. Step 5: Solve for x
    x = 303,504,867,662,590.75/20,105,884.80
  6. Step 6: Final answer
    x = 15,095,325.11

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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.