Home / 77,731,958.52-116,519,905.62-26,578,994.04

Finding the Fourth Proportional to 77,731,958.52, 116,519,905.62 and 26,578,994.04

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Solution

The fourth proportional to 77,731,958.52, 116,519,905.62 and 26,578,994.04 is: 39,841,809.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,731,958.52 : 116,519,905.62 = 26,578,994.04 : x
  2. Step 2: Convert to fraction form
    77,731,958.52/116,519,905.62 = 26,578,994.04/x
  3. Step 3: Cross multiply
    77,731,958.52x = 116,519,905.62 × 26,578,994.04
  4. Step 4: Simplify right side
    77,731,958.52x = 3,096,981,877,015,342.50
  5. Step 5: Solve for x
    x = 3,096,981,877,015,342.50/77,731,958.52
  6. Step 6: Final answer
    x = 39,841,809.42

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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.