Home / 22,101,797.34-30,279,609.36-21,273,408.18

Finding the Fourth Proportional to 22,101,797.34, 30,279,609.36 and 21,273,408.18

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Solution

The fourth proportional to 22,101,797.34, 30,279,609.36 and 21,273,408.18 is: 29,144,710.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,101,797.34 : 30,279,609.36 = 21,273,408.18 : x
  2. Step 2: Convert to fraction form
    22,101,797.34/30,279,609.36 = 21,273,408.18/x
  3. Step 3: Cross multiply
    22,101,797.34x = 30,279,609.36 × 21,273,408.18
  4. Step 4: Simplify right side
    22,101,797.34x = 644,150,489,446,228.50
  5. Step 5: Solve for x
    x = 644,150,489,446,228.50/22,101,797.34
  6. Step 6: Final answer
    x = 29,144,710.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.