Home / 68,707,127.84-94,816,033.08-39,338,910.92

Finding the Fourth Proportional to 68,707,127.84, 94,816,033.08 and 39,338,910.92

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Solution

The fourth proportional to 68,707,127.84, 94,816,033.08 and 39,338,910.92 is: 54,287,809.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,707,127.84 : 94,816,033.08 = 39,338,910.92 : x
  2. Step 2: Convert to fraction form
    68,707,127.84/94,816,033.08 = 39,338,910.92/x
  3. Step 3: Cross multiply
    68,707,127.84x = 94,816,033.08 × 39,338,910.92
  4. Step 4: Simplify right side
    68,707,127.84x = 3,729,959,479,121,893.50
  5. Step 5: Solve for x
    x = 3,729,959,479,121,893.50/68,707,127.84
  6. Step 6: Final answer
    x = 54,287,809.67

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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.