Home / 33,990,088.19-46,906,328.41-18,520,172.78

Finding the Fourth Proportional to 33,990,088.19, 46,906,328.41 and 18,520,172.78

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Solution

The fourth proportional to 33,990,088.19, 46,906,328.41 and 18,520,172.78 is: 25,557,842.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,990,088.19 : 46,906,328.41 = 18,520,172.78 : x
  2. Step 2: Convert to fraction form
    33,990,088.19/46,906,328.41 = 18,520,172.78/x
  3. Step 3: Cross multiply
    33,990,088.19x = 46,906,328.41 × 18,520,172.78
  4. Step 4: Simplify right side
    33,990,088.19x = 868,713,306,347,790.50
  5. Step 5: Solve for x
    x = 868,713,306,347,790.50/33,990,088.19
  6. Step 6: Final answer
    x = 25,557,842.09

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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.