Home / 11,310,588.80-16,965,883.20-6,831,612.80

Finding the Fourth Proportional to 11,310,588.80, 16,965,883.20 and 6,831,612.80

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Solution

The fourth proportional to 11,310,588.80, 16,965,883.20 and 6,831,612.80 is: 10,247,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,310,588.80 : 16,965,883.20 = 6,831,612.80 : x
  2. Step 2: Convert to fraction form
    11,310,588.80/16,965,883.20 = 6,831,612.80/x
  3. Step 3: Cross multiply
    11,310,588.80x = 16,965,883.20 × 6,831,612.80
  4. Step 4: Simplify right side
    11,310,588.80x = 115,904,344,832,424.95
  5. Step 5: Solve for x
    x = 115,904,344,832,424.95/11,310,588.80
  6. Step 6: Final answer
    x = 10,247,419.20

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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.