Home / 30,220,182.57-41,703,453-16,808,757.42

Finding the Fourth Proportional to 30,220,182.57, 41,703,453 and 16,808,757.42

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Solution

The fourth proportional to 30,220,182.57, 41,703,453 and 16,808,757.42 is: 23,195,863.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,220,182.57 : 41,703,453 = 16,808,757.42 : x
  2. Step 2: Convert to fraction form
    30,220,182.57/41,703,453 = 16,808,757.42/x
  3. Step 3: Cross multiply
    30,220,182.57x = 41,703,453 × 16,808,757.42
  4. Step 4: Simplify right side
    30,220,182.57x = 700,983,225,053,371.38
  5. Step 5: Solve for x
    x = 700,983,225,053,371.38/30,220,182.57
  6. Step 6: Final answer
    x = 23,195,863.34

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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.