Home / 5,550,273.09-7,657,131.69-3,690,579.51

Finding the Fourth Proportional to 5,550,273.09, 7,657,131.69 and 3,690,579.51

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Solution

The fourth proportional to 5,550,273.09, 7,657,131.69 and 3,690,579.51 is: 5,091,506.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550,273.09 : 7,657,131.69 = 3,690,579.51 : x
  2. Step 2: Convert to fraction form
    5,550,273.09/7,657,131.69 = 3,690,579.51/x
  3. Step 3: Cross multiply
    5,550,273.09x = 7,657,131.69 × 3,690,579.51
  4. Step 4: Simplify right side
    5,550,273.09x = 28,259,253,320,485.67
  5. Step 5: Solve for x
    x = 28,259,253,320,485.67/5,550,273.09
  6. Step 6: Final answer
    x = 5,091,506.83

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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.