Home / 13,326,647.43-19,991,191.08-3,741,961.31

Finding the Fourth Proportional to 13,326,647.43, 19,991,191.08 and 3,741,961.31

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Solution

The fourth proportional to 13,326,647.43, 19,991,191.08 and 3,741,961.31 is: 5,613,284.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,326,647.43 : 19,991,191.08 = 3,741,961.31 : x
  2. Step 2: Convert to fraction form
    13,326,647.43/19,991,191.08 = 3,741,961.31/x
  3. Step 3: Cross multiply
    13,326,647.43x = 19,991,191.08 × 3,741,961.31
  4. Step 4: Simplify right side
    13,326,647.43x = 74,806,263,462,221.16
  5. Step 5: Solve for x
    x = 74,806,263,462,221.16/13,326,647.43
  6. Step 6: Final answer
    x = 5,613,284.50

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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.