Home / 30,220,385.82-41,702,915.43-16,469,054.70

Finding the Fourth Proportional to 30,220,385.82, 41,702,915.43 and 16,469,054.70

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Solution

The fourth proportional to 30,220,385.82, 41,702,915.43 and 16,469,054.70 is: 22,726,632.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,220,385.82 : 41,702,915.43 = 16,469,054.70 : x
  2. Step 2: Convert to fraction form
    30,220,385.82/41,702,915.43 = 16,469,054.70/x
  3. Step 3: Cross multiply
    30,220,385.82x = 41,702,915.43 × 16,469,054.70
  4. Step 4: Simplify right side
    30,220,385.82x = 686,807,595,366,144
  5. Step 5: Solve for x
    x = 686,807,595,366,144/30,220,385.82
  6. Step 6: Final answer
    x = 22,726,632.26

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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.