Home / 16,986,384-23,441,209.92-9,355,536

Finding the Fourth Proportional to 16,986,384, 23,441,209.92 and 9,355,536

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Solution

The fourth proportional to 16,986,384, 23,441,209.92 and 9,355,536 is: 12,910,639.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,986,384 : 23,441,209.92 = 9,355,536 : x
  2. Step 2: Convert to fraction form
    16,986,384/23,441,209.92 = 9,355,536/x
  3. Step 3: Cross multiply
    16,986,384x = 23,441,209.92 × 9,355,536
  4. Step 4: Simplify right side
    16,986,384x = 219,305,083,290,117.12
  5. Step 5: Solve for x
    x = 219,305,083,290,117.12/16,986,384
  6. Step 6: Final answer
    x = 12,910,639.68

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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.