Home / 19,580,171.94-27,019,051.20-11,320,764.66

Finding the Fourth Proportional to 19,580,171.94, 27,019,051.20 and 11,320,764.66

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Solution

The fourth proportional to 19,580,171.94, 27,019,051.20 and 11,320,764.66 is: 15,621,738.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580,171.94 : 27,019,051.20 = 11,320,764.66 : x
  2. Step 2: Convert to fraction form
    19,580,171.94/27,019,051.20 = 11,320,764.66/x
  3. Step 3: Cross multiply
    19,580,171.94x = 27,019,051.20 × 11,320,764.66
  4. Step 4: Simplify right side
    19,580,171.94x = 305,876,319,971,690.56
  5. Step 5: Solve for x
    x = 305,876,319,971,690.56/19,580,171.94
  6. Step 6: Final answer
    x = 15,621,738.20

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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.