Home / 30,220,173.38-41,703,440.34-16,808,748.23

Finding the Fourth Proportional to 30,220,173.38, 41,703,440.34 and 16,808,748.23

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Solution

The fourth proportional to 30,220,173.38, 41,703,440.34 and 16,808,748.23 is: 23,195,850.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,220,173.38 : 41,703,440.34 = 16,808,748.23 : x
  2. Step 2: Convert to fraction form
    30,220,173.38/41,703,440.34 = 16,808,748.23/x
  3. Step 3: Cross multiply
    30,220,173.38x = 41,703,440.34 × 16,808,748.23
  4. Step 4: Simplify right side
    30,220,173.38x = 700,982,629,167,177.12
  5. Step 5: Solve for x
    x = 700,982,629,167,177.12/30,220,173.38
  6. Step 6: Final answer
    x = 23,195,850.68

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Double scale
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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.