Home / 18,958,854.19-28,454,230.74-17,763,110.59

Finding the Fourth Proportional to 18,958,854.19, 28,454,230.74 and 17,763,110.59

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Solution

The fourth proportional to 18,958,854.19, 28,454,230.74 and 17,763,110.59 is: 26,659,609.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,958,854.19 : 28,454,230.74 = 17,763,110.59 : x
  2. Step 2: Convert to fraction form
    18,958,854.19/28,454,230.74 = 17,763,110.59/x
  3. Step 3: Cross multiply
    18,958,854.19x = 28,454,230.74 × 17,763,110.59
  4. Step 4: Simplify right side
    18,958,854.19x = 505,435,647,387,997.50
  5. Step 5: Solve for x
    x = 505,435,647,387,997.50/18,958,854.19
  6. Step 6: Final answer
    x = 26,659,609.40

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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.