Home / 15,765,025.14-21,756,272.22-9,149,104.44

Finding the Fourth Proportional to 15,765,025.14, 21,756,272.22 and 9,149,104.44

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Solution

The fourth proportional to 15,765,025.14, 21,756,272.22 and 9,149,104.44 is: 12,626,076.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,765,025.14 : 21,756,272.22 = 9,149,104.44 : x
  2. Step 2: Convert to fraction form
    15,765,025.14/21,756,272.22 = 9,149,104.44/x
  3. Step 3: Cross multiply
    15,765,025.14x = 21,756,272.22 × 9,149,104.44
  4. Step 4: Simplify right side
    15,765,025.14x = 199,050,406,765,850.62
  5. Step 5: Solve for x
    x = 199,050,406,765,850.62/15,765,025.14
  6. Step 6: Final answer
    x = 12,626,076.08

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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.