Home / 18,066,279.20-27,090,452.10-6,551,286.80

Finding the Fourth Proportional to 18,066,279.20, 27,090,452.10 and 6,551,286.80

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Solution

The fourth proportional to 18,066,279.20, 27,090,452.10 and 6,551,286.80 is: 9,823,678.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,066,279.20 : 27,090,452.10 = 6,551,286.80 : x
  2. Step 2: Convert to fraction form
    18,066,279.20/27,090,452.10 = 6,551,286.80/x
  3. Step 3: Cross multiply
    18,066,279.20x = 27,090,452.10 × 6,551,286.80
  4. Step 4: Simplify right side
    18,066,279.20x = 177,477,321,248,762.28
  5. Step 5: Solve for x
    x = 177,477,321,248,762.28/18,066,279.20
  6. Step 6: Final answer
    x = 9,823,678.65

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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.