Home / 14,653,880.64-20,198,997.44-11,551,347.78

Finding the Fourth Proportional to 14,653,880.64, 20,198,997.44 and 11,551,347.78

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Solution

The fourth proportional to 14,653,880.64, 20,198,997.44 and 11,551,347.78 is: 15,922,447.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,653,880.64 : 20,198,997.44 = 11,551,347.78 : x
  2. Step 2: Convert to fraction form
    14,653,880.64/20,198,997.44 = 11,551,347.78/x
  3. Step 3: Cross multiply
    14,653,880.64x = 20,198,997.44 × 11,551,347.78
  4. Step 4: Simplify right side
    14,653,880.64x = 233,325,644,236,769.69
  5. Step 5: Solve for x
    x = 233,325,644,236,769.69/14,653,880.64
  6. Step 6: Final answer
    x = 15,922,447.44

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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.