Home / 16,972,511.31-23,422,064.30-9,237,609.09

Finding the Fourth Proportional to 16,972,511.31, 23,422,064.30 and 9,237,609.09

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Solution

The fourth proportional to 16,972,511.31, 23,422,064.30 and 9,237,609.09 is: 12,747,899.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,972,511.31 : 23,422,064.30 = 9,237,609.09 : x
  2. Step 2: Convert to fraction form
    16,972,511.31/23,422,064.30 = 9,237,609.09/x
  3. Step 3: Cross multiply
    16,972,511.31x = 23,422,064.30 × 9,237,609.09
  4. Step 4: Simplify right side
    16,972,511.31x = 216,363,873,990,228.19
  5. Step 5: Solve for x
    x = 216,363,873,990,228.19/16,972,511.31
  6. Step 6: Final answer
    x = 12,747,899.83

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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.