Home / 18,664,912.88-25,759,113.09-10,293,919.80

Finding the Fourth Proportional to 18,664,912.88, 25,759,113.09 and 10,293,919.80

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Solution

The fourth proportional to 18,664,912.88, 25,759,113.09 and 10,293,919.80 is: 14,206,454.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,664,912.88 : 25,759,113.09 = 10,293,919.80 : x
  2. Step 2: Convert to fraction form
    18,664,912.88/25,759,113.09 = 10,293,919.80/x
  3. Step 3: Cross multiply
    18,664,912.88x = 25,759,113.09 × 10,293,919.80
  4. Step 4: Simplify right side
    18,664,912.88x = 265,162,244,212,066.06
  5. Step 5: Solve for x
    x = 265,162,244,212,066.06/18,664,912.88
  6. Step 6: Final answer
    x = 14,206,454.96

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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.