Home / 11,066,171.72-15,266,104.99-7,197,281.24

Finding the Fourth Proportional to 11,066,171.72, 15,266,104.99 and 7,197,281.24

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Solution

The fourth proportional to 11,066,171.72, 15,266,104.99 and 7,197,281.24 is: 9,928,858.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,066,171.72 : 15,266,104.99 = 7,197,281.24 : x
  2. Step 2: Convert to fraction form
    11,066,171.72/15,266,104.99 = 7,197,281.24/x
  3. Step 3: Cross multiply
    11,066,171.72x = 15,266,104.99 × 7,197,281.24
  4. Step 4: Simplify right side
    11,066,171.72x = 109,874,450,958,073.67
  5. Step 5: Solve for x
    x = 109,874,450,958,073.67/11,066,171.72
  6. Step 6: Final answer
    x = 9,928,858.31

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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.