Home / 37,837,801.22-52,216,163.66-20,434,144.75

Finding the Fourth Proportional to 37,837,801.22, 52,216,163.66 and 20,434,144.75

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Solution

The fourth proportional to 37,837,801.22, 52,216,163.66 and 20,434,144.75 is: 28,199,118.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,837,801.22 : 52,216,163.66 = 20,434,144.75 : x
  2. Step 2: Convert to fraction form
    37,837,801.22/52,216,163.66 = 20,434,144.75/x
  3. Step 3: Cross multiply
    37,837,801.22x = 52,216,163.66 × 20,434,144.75
  4. Step 4: Simplify right side
    37,837,801.22x = 1,066,992,646,438,674.75
  5. Step 5: Solve for x
    x = 1,066,992,646,438,674.75/37,837,801.22
  6. Step 6: Final answer
    x = 28,199,118.66

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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.