Home / 30,220,174.38-41,703,441.72-16,808,749.23

Finding the Fourth Proportional to 30,220,174.38, 41,703,441.72 and 16,808,749.23

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Solution

The fourth proportional to 30,220,174.38, 41,703,441.72 and 16,808,749.23 is: 23,195,852.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,220,174.38 : 41,703,441.72 = 16,808,749.23 : x
  2. Step 2: Convert to fraction form
    30,220,174.38/41,703,441.72 = 16,808,749.23/x
  3. Step 3: Cross multiply
    30,220,174.38x = 41,703,441.72 × 16,808,749.23
  4. Step 4: Simplify right side
    30,220,174.38x = 700,982,693,899,399.88
  5. Step 5: Solve for x
    x = 700,982,693,899,399.88/30,220,174.38
  6. Step 6: Final answer
    x = 23,195,852.05

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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.