Home / 19,102,920.20-28,654,380.30-9,536,982.20

Finding the Fourth Proportional to 19,102,920.20, 28,654,380.30 and 9,536,982.20

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Solution

The fourth proportional to 19,102,920.20, 28,654,380.30 and 9,536,982.20 is: 14,305,473.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,102,920.20 : 28,654,380.30 = 9,536,982.20 : x
  2. Step 2: Convert to fraction form
    19,102,920.20/28,654,380.30 = 9,536,982.20/x
  3. Step 3: Cross multiply
    19,102,920.20x = 28,654,380.30 × 9,536,982.20
  4. Step 4: Simplify right side
    19,102,920.20x = 273,276,314,873,130.66
  5. Step 5: Solve for x
    x = 273,276,314,873,130.66/19,102,920.20
  6. Step 6: Final answer
    x = 14,305,473.30

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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.