Home / 12,066,868.10-18,100,739.55-3,548,065.70

Finding the Fourth Proportional to 12,066,868.10, 18,100,739.55 and 3,548,065.70

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Solution

The fourth proportional to 12,066,868.10, 18,100,739.55 and 3,548,065.70 is: 5,322,227.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,066,868.10 : 18,100,739.55 = 3,548,065.70 : x
  2. Step 2: Convert to fraction form
    12,066,868.10/18,100,739.55 = 3,548,065.70/x
  3. Step 3: Cross multiply
    12,066,868.10x = 18,100,739.55 × 3,548,065.70
  4. Step 4: Simplify right side
    12,066,868.10x = 64,222,613,141,988.44
  5. Step 5: Solve for x
    x = 64,222,613,141,988.44/12,066,868.10
  6. Step 6: Final answer
    x = 5,322,227.16

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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.