Home / 25,987,665.51-38,968,042.44-13,853,869.95

Finding the Fourth Proportional to 25,987,665.51, 38,968,042.44 and 13,853,869.95

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Solution

The fourth proportional to 25,987,665.51, 38,968,042.44 and 13,853,869.95 is: 20,773,631.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,987,665.51 : 38,968,042.44 = 13,853,869.95 : x
  2. Step 2: Convert to fraction form
    25,987,665.51/38,968,042.44 = 13,853,869.95/x
  3. Step 3: Cross multiply
    25,987,665.51x = 38,968,042.44 × 13,853,869.95
  4. Step 4: Simplify right side
    25,987,665.51x = 539,858,192,169,840.62
  5. Step 5: Solve for x
    x = 539,858,192,169,840.62/25,987,665.51
  6. Step 6: Final answer
    x = 20,773,631.70

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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.