Home / 67,764,687.80-93,523,240.78-40,262,616.04

Finding the Fourth Proportional to 67,764,687.80, 93,523,240.78 and 40,262,616.04

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Solution

The fourth proportional to 67,764,687.80, 93,523,240.78 and 40,262,616.04 is: 55,567,146.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,764,687.80 : 93,523,240.78 = 40,262,616.04 : x
  2. Step 2: Convert to fraction form
    67,764,687.80/93,523,240.78 = 40,262,616.04/x
  3. Step 3: Cross multiply
    67,764,687.80x = 93,523,240.78 × 40,262,616.04
  4. Step 4: Simplify right side
    67,764,687.80x = 3,765,490,334,341,610
  5. Step 5: Solve for x
    x = 3,765,490,334,341,610/67,764,687.80
  6. Step 6: Final answer
    x = 55,567,146.50

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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.