Home / 18,404,584.08-25,395,339-10,668,115.44

Finding the Fourth Proportional to 18,404,584.08, 25,395,339 and 10,668,115.44

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Solution

The fourth proportional to 18,404,584.08, 25,395,339 and 10,668,115.44 is: 14,720,267.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,404,584.08 : 25,395,339 = 10,668,115.44 : x
  2. Step 2: Convert to fraction form
    18,404,584.08/25,395,339 = 10,668,115.44/x
  3. Step 3: Cross multiply
    18,404,584.08x = 25,395,339 × 10,668,115.44
  4. Step 4: Simplify right side
    18,404,584.08x = 270,920,408,089,934.16
  5. Step 5: Solve for x
    x = 270,920,408,089,934.16/18,404,584.08
  6. Step 6: Final answer
    x = 14,720,267.89

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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.