Home / 33,990,101.70-46,906,347.06-18,520,186.30

Finding the Fourth Proportional to 33,990,101.70, 46,906,347.06 and 18,520,186.30

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Solution

The fourth proportional to 33,990,101.70, 46,906,347.06 and 18,520,186.30 is: 25,557,860.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,990,101.70 : 46,906,347.06 = 18,520,186.30 : x
  2. Step 2: Convert to fraction form
    33,990,101.70/46,906,347.06 = 18,520,186.30/x
  3. Step 3: Cross multiply
    33,990,101.70x = 46,906,347.06 × 18,520,186.30
  4. Step 4: Simplify right side
    33,990,101.70x = 868,714,286,203,657.38
  5. Step 5: Solve for x
    x = 868,714,286,203,657.38/33,990,101.70
  6. Step 6: Final answer
    x = 25,557,860.75

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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.