Home / 53,707,680.80-80,372,564.40-49,172,717.60

Finding the Fourth Proportional to 53,707,680.80, 80,372,564.40 and 49,172,717.60

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Solution

The fourth proportional to 53,707,680.80, 80,372,564.40 and 49,172,717.60 is: 73,586,074.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,707,680.80 : 80,372,564.40 = 49,172,717.60 : x
  2. Step 2: Convert to fraction form
    53,707,680.80/80,372,564.40 = 49,172,717.60/x
  3. Step 3: Cross multiply
    53,707,680.80x = 80,372,564.40 × 49,172,717.60
  4. Step 4: Simplify right side
    53,707,680.80x = 3,952,137,412,029,014
  5. Step 5: Solve for x
    x = 3,952,137,412,029,014/53,707,680.80
  6. Step 6: Final answer
    x = 73,586,074.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.