Home / 12,731,633.20-19,069,456.20-11,052,017.20

Finding the Fourth Proportional to 12,731,633.20, 19,069,456.20 and 11,052,017.20

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Solution

The fourth proportional to 12,731,633.20, 19,069,456.20 and 11,052,017.20 is: 16,553,725.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731,633.20 : 19,069,456.20 = 11,052,017.20 : x
  2. Step 2: Convert to fraction form
    12,731,633.20/19,069,456.20 = 11,052,017.20/x
  3. Step 3: Cross multiply
    12,731,633.20x = 19,069,456.20 × 11,052,017.20
  4. Step 4: Simplify right side
    12,731,633.20x = 210,755,957,917,046.62
  5. Step 5: Solve for x
    x = 210,755,957,917,046.62/12,731,633.20
  6. Step 6: Final answer
    x = 16,553,725.25

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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.