Home / 33,642,117.90-50,463,176.85-20,728,101.60

Finding the Fourth Proportional to 33,642,117.90, 50,463,176.85 and 20,728,101.60

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Solution

The fourth proportional to 33,642,117.90, 50,463,176.85 and 20,728,101.60 is: 31,092,152.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,642,117.90 : 50,463,176.85 = 20,728,101.60 : x
  2. Step 2: Convert to fraction form
    33,642,117.90/50,463,176.85 = 20,728,101.60/x
  3. Step 3: Cross multiply
    33,642,117.90x = 50,463,176.85 × 20,728,101.60
  4. Step 4: Simplify right side
    33,642,117.90x = 1,046,005,856,805,568.12
  5. Step 5: Solve for x
    x = 1,046,005,856,805,568.12/33,642,117.90
  6. Step 6: Final answer
    x = 31,092,152.40

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1.5x scale

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.