Home / 67,885,620.45-93,692,028.87-38,119,610.04

Finding the Fourth Proportional to 67,885,620.45, 93,692,028.87 and 38,119,610.04

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Solution

The fourth proportional to 67,885,620.45, 93,692,028.87 and 38,119,610.04 is: 52,610,605.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,885,620.45 : 93,692,028.87 = 38,119,610.04 : x
  2. Step 2: Convert to fraction form
    67,885,620.45/93,692,028.87 = 38,119,610.04/x
  3. Step 3: Cross multiply
    67,885,620.45x = 93,692,028.87 × 38,119,610.04
  4. Step 4: Simplify right side
    67,885,620.45x = 3,571,503,604,380,822
  5. Step 5: Solve for x
    x = 3,571,503,604,380,822/67,885,620.45
  6. Step 6: Final answer
    x = 52,610,605.61

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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.