Home / 61,189,719.28-84,438,607.32-33,682,274.80

Finding the Fourth Proportional to 61,189,719.28, 84,438,607.32 and 33,682,274.80

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Solution

The fourth proportional to 61,189,719.28, 84,438,607.32 and 33,682,274.80 is: 46,479,774.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,189,719.28 : 84,438,607.32 = 33,682,274.80 : x
  2. Step 2: Convert to fraction form
    61,189,719.28/84,438,607.32 = 33,682,274.80/x
  3. Step 3: Cross multiply
    61,189,719.28x = 84,438,607.32 × 33,682,274.80
  4. Step 4: Simplify right side
    61,189,719.28x = 2,844,084,375,481,531
  5. Step 5: Solve for x
    x = 2,844,084,375,481,531/61,189,719.28
  6. Step 6: Final answer
    x = 46,479,774.85

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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.