Home / 39,245,206.22-54,158,384.58-21,845,661.80

Finding the Fourth Proportional to 39,245,206.22, 54,158,384.58 and 21,845,661.80

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Solution

The fourth proportional to 39,245,206.22, 54,158,384.58 and 21,845,661.80 is: 30,147,013.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,245,206.22 : 54,158,384.58 = 21,845,661.80 : x
  2. Step 2: Convert to fraction form
    39,245,206.22/54,158,384.58 = 21,845,661.80/x
  3. Step 3: Cross multiply
    39,245,206.22x = 54,158,384.58 × 21,845,661.80
  4. Step 4: Simplify right side
    39,245,206.22x = 1,183,125,753,396,042
  5. Step 5: Solve for x
    x = 1,183,125,753,396,042/39,245,206.22
  6. Step 6: Final answer
    x = 30,147,013.29

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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.