Home / 61,110,371.35-84,554,378.18-53,286,198.90

Finding the Fourth Proportional to 61,110,371.35, 84,554,378.18 and 53,286,198.90

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Solution

The fourth proportional to 61,110,371.35, 84,554,378.18 and 53,286,198.90 is: 73,728,588.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,110,371.35 : 84,554,378.18 = 53,286,198.90 : x
  2. Step 2: Convert to fraction form
    61,110,371.35/84,554,378.18 = 53,286,198.90/x
  3. Step 3: Cross multiply
    61,110,371.35x = 84,554,378.18 × 53,286,198.90
  4. Step 4: Simplify right side
    61,110,371.35x = 4,505,581,413,565,300
  5. Step 5: Solve for x
    x = 4,505,581,413,565,300/61,110,371.35
  6. Step 6: Final answer
    x = 73,728,588.36

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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.