Home / 77,731,962.27-116,519,911.25-26,578,997.79

Finding the Fourth Proportional to 77,731,962.27, 116,519,911.25 and 26,578,997.79

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Solution

The fourth proportional to 77,731,962.27, 116,519,911.25 and 26,578,997.79 is: 39,841,815.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,731,962.27 : 116,519,911.25 = 26,578,997.79 : x
  2. Step 2: Convert to fraction form
    77,731,962.27/116,519,911.25 = 26,578,997.79/x
  3. Step 3: Cross multiply
    77,731,962.27x = 116,519,911.25 × 26,578,997.79
  4. Step 4: Simplify right side
    77,731,962.27x = 3,096,982,463,471,851
  5. Step 5: Solve for x
    x = 3,096,982,463,471,851/77,731,962.27
  6. Step 6: Final answer
    x = 39,841,815.04

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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.