Home / 16,487,942.54-22,753,725.36-9,145,536.50

Finding the Fourth Proportional to 16,487,942.54, 22,753,725.36 and 9,145,536.50

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Solution

The fourth proportional to 16,487,942.54, 22,753,725.36 and 9,145,536.50 is: 12,621,042.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,487,942.54 : 22,753,725.36 = 9,145,536.50 : x
  2. Step 2: Convert to fraction form
    16,487,942.54/22,753,725.36 = 9,145,536.50/x
  3. Step 3: Cross multiply
    16,487,942.54x = 22,753,725.36 × 9,145,536.50
  4. Step 4: Simplify right side
    16,487,942.54x = 208,095,025,790,855.62
  5. Step 5: Solve for x
    x = 208,095,025,790,855.62/16,487,942.54
  6. Step 6: Final answer
    x = 12,621,042.64

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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.