Home / 42,557,814.14-63,845,687.97-13,801,707.54

Finding the Fourth Proportional to 42,557,814.14, 63,845,687.97 and 13,801,707.54

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Solution

The fourth proportional to 42,557,814.14, 63,845,687.97 and 13,801,707.54 is: 20,705,469.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,557,814.14 : 63,845,687.97 = 13,801,707.54 : x
  2. Step 2: Convert to fraction form
    42,557,814.14/63,845,687.97 = 13,801,707.54/x
  3. Step 3: Cross multiply
    42,557,814.14x = 63,845,687.97 × 13,801,707.54
  4. Step 4: Simplify right side
    42,557,814.14x = 881,179,513,052,036.25
  5. Step 5: Solve for x
    x = 881,179,513,052,036.25/42,557,814.14
  6. Step 6: Final answer
    x = 20,705,469.28

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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.