Home / 18,444,878.33-25,456,176.31-10,709,920.62

Finding the Fourth Proportional to 18,444,878.33, 25,456,176.31 and 10,709,920.62

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Solution

The fourth proportional to 18,444,878.33, 25,456,176.31 and 10,709,920.62 is: 14,780,993.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444,878.33 : 25,456,176.31 = 10,709,920.62 : x
  2. Step 2: Convert to fraction form
    18,444,878.33/25,456,176.31 = 10,709,920.62/x
  3. Step 3: Cross multiply
    18,444,878.33x = 25,456,176.31 × 10,709,920.62
  4. Step 4: Simplify right side
    18,444,878.33x = 272,633,627,568,824.47
  5. Step 5: Solve for x
    x = 272,633,627,568,824.47/18,444,878.33
  6. Step 6: Final answer
    x = 14,780,993.55

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1.5x scale

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.