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Finding the Fourth Proportional to 5,338,606.62, 7,365,734.28 and 3,015,375.96

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Solution

The fourth proportional to 5,338,606.62, 7,365,734.28 and 3,015,375.96 is: 4,160,347.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,606.62 : 7,365,734.28 = 3,015,375.96 : x
  2. Step 2: Convert to fraction form
    5,338,606.62/7,365,734.28 = 3,015,375.96/x
  3. Step 3: Cross multiply
    5,338,606.62x = 7,365,734.28 × 3,015,375.96
  4. Step 4: Simplify right side
    5,338,606.62x = 22,210,458,075,659.91
  5. Step 5: Solve for x
    x = 22,210,458,075,659.91/5,338,606.62
  6. Step 6: Final answer
    x = 4,160,347.38

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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.