Home / 22,148,480.90-33,222,721.35-13,601,101.70

Finding the Fourth Proportional to 22,148,480.90, 33,222,721.35 and 13,601,101.70

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Solution

The fourth proportional to 22,148,480.90, 33,222,721.35 and 13,601,101.70 is: 20,401,652.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,148,480.90 : 33,222,721.35 = 13,601,101.70 : x
  2. Step 2: Convert to fraction form
    22,148,480.90/33,222,721.35 = 13,601,101.70/x
  3. Step 3: Cross multiply
    22,148,480.90x = 33,222,721.35 × 13,601,101.70
  4. Step 4: Simplify right side
    22,148,480.90x = 451,865,611,832,111.31
  5. Step 5: Solve for x
    x = 451,865,611,832,111.31/22,148,480.90
  6. Step 6: Final answer
    x = 20,401,652.55

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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.