Home / 22,255,581.40-33,383,372.10-20,696,687.80

Finding the Fourth Proportional to 22,255,581.40, 33,383,372.10 and 20,696,687.80

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Solution

The fourth proportional to 22,255,581.40, 33,383,372.10 and 20,696,687.80 is: 31,045,031.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,255,581.40 : 33,383,372.10 = 20,696,687.80 : x
  2. Step 2: Convert to fraction form
    22,255,581.40/33,383,372.10 = 20,696,687.80/x
  3. Step 3: Cross multiply
    22,255,581.40x = 33,383,372.10 × 20,696,687.80
  4. Step 4: Simplify right side
    22,255,581.40x = 690,925,230,064,930.38
  5. Step 5: Solve for x
    x = 690,925,230,064,930.38/22,255,581.40
  6. Step 6: Final answer
    x = 31,045,031.70

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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.