Home / 67,579,782.82-93,261,936.54-38,215,508.92

Finding the Fourth Proportional to 67,579,782.82, 93,261,936.54 and 38,215,508.92

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Solution

The fourth proportional to 67,579,782.82, 93,261,936.54 and 38,215,508.92 is: 52,738,440.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,579,782.82 : 93,261,936.54 = 38,215,508.92 : x
  2. Step 2: Convert to fraction form
    67,579,782.82/93,261,936.54 = 38,215,508.92/x
  3. Step 3: Cross multiply
    67,579,782.82x = 93,261,936.54 × 38,215,508.92
  4. Step 4: Simplify right side
    67,579,782.82x = 3,564,052,367,740,844.50
  5. Step 5: Solve for x
    x = 3,564,052,367,740,844.50/67,579,782.82
  6. Step 6: Final answer
    x = 52,738,440.68

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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.