Home / 18,743,306.76-25,879,167.48-14,617,946.82

Finding the Fourth Proportional to 18,743,306.76, 25,879,167.48 and 14,617,946.82

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Solution

The fourth proportional to 18,743,306.76, 25,879,167.48 and 14,617,946.82 is: 20,183,220.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,743,306.76 : 25,879,167.48 = 14,617,946.82 : x
  2. Step 2: Convert to fraction form
    18,743,306.76/25,879,167.48 = 14,617,946.82/x
  3. Step 3: Cross multiply
    18,743,306.76x = 25,879,167.48 × 14,617,946.82
  4. Step 4: Simplify right side
    18,743,306.76x = 378,300,293,968,513.44
  5. Step 5: Solve for x
    x = 378,300,293,968,513.44/18,743,306.76
  6. Step 6: Final answer
    x = 20,183,220.54

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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.