Home / 16,190,146.40-24,253,726.80-9,781,361.60

Finding the Fourth Proportional to 16,190,146.40, 24,253,726.80 and 9,781,361.60

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Solution

The fourth proportional to 16,190,146.40, 24,253,726.80 and 9,781,361.60 is: 14,653,015.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,190,146.40 : 24,253,726.80 = 9,781,361.60 : x
  2. Step 2: Convert to fraction form
    16,190,146.40/24,253,726.80 = 9,781,361.60/x
  3. Step 3: Cross multiply
    16,190,146.40x = 24,253,726.80 × 9,781,361.60
  4. Step 4: Simplify right side
    16,190,146.40x = 237,234,471,978,410.88
  5. Step 5: Solve for x
    x = 237,234,471,978,410.88/16,190,146.40
  6. Step 6: Final answer
    x = 14,653,015.86

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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.