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Finding the Fourth Proportional to 22,016,197.80, 32,958,978.30 and 16,361,490.60

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Solution

The fourth proportional to 22,016,197.80, 32,958,978.30 and 16,361,490.60 is: 24,493,694.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,016,197.80 : 32,958,978.30 = 16,361,490.60 : x
  2. Step 2: Convert to fraction form
    22,016,197.80/32,958,978.30 = 16,361,490.60/x
  3. Step 3: Cross multiply
    22,016,197.80x = 32,958,978.30 × 16,361,490.60
  4. Step 4: Simplify right side
    22,016,197.80x = 539,258,013,641,054
  5. Step 5: Solve for x
    x = 539,258,013,641,054/22,016,197.80
  6. Step 6: Final answer
    x = 24,493,694.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.