Home / 75,802,110.40-113,703,185.04-21,222,736.84

Finding the Fourth Proportional to 75,802,110.40, 113,703,185.04 and 21,222,736.84

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Solution

The fourth proportional to 75,802,110.40, 113,703,185.04 and 21,222,736.84 is: 31,834,110.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,802,110.40 : 113,703,185.04 = 21,222,736.84 : x
  2. Step 2: Convert to fraction form
    75,802,110.40/113,703,185.04 = 21,222,736.84/x
  3. Step 3: Cross multiply
    75,802,110.40x = 113,703,185.04 × 21,222,736.84
  4. Step 4: Simplify right side
    75,802,110.40x = 2,413,092,773,973,745
  5. Step 5: Solve for x
    x = 2,413,092,773,973,745/75,802,110.40
  6. Step 6: Final answer
    x = 31,834,110.70

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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.