Home / 69,902,690.07-104,858,238.93-21,380,964.25

Finding the Fourth Proportional to 69,902,690.07, 104,858,238.93 and 21,380,964.25

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Solution

The fourth proportional to 69,902,690.07, 104,858,238.93 and 21,380,964.25 is: 32,072,732.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,902,690.07 : 104,858,238.93 = 21,380,964.25 : x
  2. Step 2: Convert to fraction form
    69,902,690.07/104,858,238.93 = 21,380,964.25/x
  3. Step 3: Cross multiply
    69,902,690.07x = 104,858,238.93 × 21,380,964.25
  4. Step 4: Simplify right side
    69,902,690.07x = 2,241,970,257,620,062.25
  5. Step 5: Solve for x
    x = 2,241,970,257,620,062.25/69,902,690.07
  6. Step 6: Final answer
    x = 32,072,732.18

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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.