Home / 68,759,744.80-94,901,926.80-39,410,748.40

Finding the Fourth Proportional to 68,759,744.80, 94,901,926.80 and 39,410,748.40

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Solution

The fourth proportional to 68,759,744.80, 94,901,926.80 and 39,410,748.40 is: 54,394,558.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,759,744.80 : 94,901,926.80 = 39,410,748.40 : x
  2. Step 2: Convert to fraction form
    68,759,744.80/94,901,926.80 = 39,410,748.40/x
  3. Step 3: Cross multiply
    68,759,744.80x = 94,901,926.80 × 39,410,748.40
  4. Step 4: Simplify right side
    68,759,744.80x = 3,740,155,959,790,017
  5. Step 5: Solve for x
    x = 3,740,155,959,790,017/68,759,744.80
  6. Step 6: Final answer
    x = 54,394,558.48

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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.