Home / 14,619,455.47-20,175,086.37-8,003,932.75

Finding the Fourth Proportional to 14,619,455.47, 20,175,086.37 and 8,003,932.75

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Solution

The fourth proportional to 14,619,455.47, 20,175,086.37 and 8,003,932.75 is: 11,045,557.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,619,455.47 : 20,175,086.37 = 8,003,932.75 : x
  2. Step 2: Convert to fraction form
    14,619,455.47/20,175,086.37 = 8,003,932.75/x
  3. Step 3: Cross multiply
    14,619,455.47x = 20,175,086.37 × 8,003,932.75
  4. Step 4: Simplify right side
    14,619,455.47x = 161,480,034,530,921.62
  5. Step 5: Solve for x
    x = 161,480,034,530,921.62/14,619,455.47
  6. Step 6: Final answer
    x = 11,045,557.40

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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.