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Finding the Fourth Proportional to 16,610,843.40, 24,889,437.90 and 9,400,936.20

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Solution

The fourth proportional to 16,610,843.40, 24,889,437.90 and 9,400,936.20 is: 14,086,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,610,843.40 : 24,889,437.90 = 9,400,936.20 : x
  2. Step 2: Convert to fraction form
    16,610,843.40/24,889,437.90 = 9,400,936.20/x
  3. Step 3: Cross multiply
    16,610,843.40x = 24,889,437.90 × 9,400,936.20
  4. Step 4: Simplify right side
    16,610,843.40x = 233,984,017,751,761.94
  5. Step 5: Solve for x
    x = 233,984,017,751,761.94/16,610,843.40
  6. Step 6: Final answer
    x = 14,086,221.40

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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.