Home / 18,205,015.80-27,297,026.10-6,846,612.60

Finding the Fourth Proportional to 18,205,015.80, 27,297,026.10 and 6,846,612.60

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Solution

The fourth proportional to 18,205,015.80, 27,297,026.10 and 6,846,612.60 is: 10,265,970.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,205,015.80 : 27,297,026.10 = 6,846,612.60 : x
  2. Step 2: Convert to fraction form
    18,205,015.80/27,297,026.10 = 6,846,612.60/x
  3. Step 3: Cross multiply
    18,205,015.80x = 27,297,026.10 × 6,846,612.60
  4. Step 4: Simplify right side
    18,205,015.80x = 186,892,162,838,788.88
  5. Step 5: Solve for x
    x = 186,892,162,838,788.88/18,205,015.80
  6. Step 6: Final answer
    x = 10,265,970.92

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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.