Home / 12,053,249.80-18,079,874.70-5,320,322.44

Finding the Fourth Proportional to 12,053,249.80, 18,079,874.70 and 5,320,322.44

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Solution

The fourth proportional to 12,053,249.80, 18,079,874.70 and 5,320,322.44 is: 7,980,483.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,053,249.80 : 18,079,874.70 = 5,320,322.44 : x
  2. Step 2: Convert to fraction form
    12,053,249.80/18,079,874.70 = 5,320,322.44/x
  3. Step 3: Cross multiply
    12,053,249.80x = 18,079,874.70 × 5,320,322.44
  4. Step 4: Simplify right side
    12,053,249.80x = 96,190,763,078,798.27
  5. Step 5: Solve for x
    x = 96,190,763,078,798.27/12,053,249.80
  6. Step 6: Final answer
    x = 7,980,483.66

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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.