Home / 18,535,242.05-27,804,376.07-9,308,469.30

Finding the Fourth Proportional to 18,535,242.05, 27,804,376.07 and 9,308,469.30

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Solution

The fourth proportional to 18,535,242.05, 27,804,376.07 and 9,308,469.30 is: 13,963,463.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,535,242.05 : 27,804,376.07 = 9,308,469.30 : x
  2. Step 2: Convert to fraction form
    18,535,242.05/27,804,376.07 = 9,308,469.30/x
  3. Step 3: Cross multiply
    18,535,242.05x = 27,804,376.07 × 9,308,469.30
  4. Step 4: Simplify right side
    18,535,242.05x = 258,816,181,053,249.69
  5. Step 5: Solve for x
    x = 258,816,181,053,249.69/18,535,242.05
  6. Step 6: Final answer
    x = 13,963,463.79

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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.