Home / 33,990,102.69-46,906,348.42-18,520,187.28

Finding the Fourth Proportional to 33,990,102.69, 46,906,348.42 and 18,520,187.28

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Solution

The fourth proportional to 33,990,102.69, 46,906,348.42 and 18,520,187.28 is: 25,557,862.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,990,102.69 : 46,906,348.42 = 18,520,187.28 : x
  2. Step 2: Convert to fraction form
    33,990,102.69/46,906,348.42 = 18,520,187.28/x
  3. Step 3: Cross multiply
    33,990,102.69x = 46,906,348.42 × 18,520,187.28
  4. Step 4: Simplify right side
    33,990,102.69x = 868,714,357,124,800.38
  5. Step 5: Solve for x
    x = 868,714,357,124,800.38/33,990,102.69
  6. Step 6: Final answer
    x = 25,557,862.10

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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.