Home / 21,015,902.44-29,001,578.34-11,848,551.40

Finding the Fourth Proportional to 21,015,902.44, 29,001,578.34 and 11,848,551.40

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Solution

The fourth proportional to 21,015,902.44, 29,001,578.34 and 11,848,551.40 is: 16,350,794.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,015,902.44 : 29,001,578.34 = 11,848,551.40 : x
  2. Step 2: Convert to fraction form
    21,015,902.44/29,001,578.34 = 11,848,551.40/x
  3. Step 3: Cross multiply
    21,015,902.44x = 29,001,578.34 × 11,848,551.40
  4. Step 4: Simplify right side
    21,015,902.44x = 343,626,691,642,616.69
  5. Step 5: Solve for x
    x = 343,626,691,642,616.69/21,015,902.44
  6. Step 6: Final answer
    x = 16,350,794.01

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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.