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Finding the Fourth Proportional to 5,804,445.62, 7,991,839.28 and 5,266,361.61

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Solution

The fourth proportional to 5,804,445.62, 7,991,839.28 and 5,266,361.61 is: 7,250,979.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,804,445.62 : 7,991,839.28 = 5,266,361.61 : x
  2. Step 2: Convert to fraction form
    5,804,445.62/7,991,839.28 = 5,266,361.61/x
  3. Step 3: Cross multiply
    5,804,445.62x = 7,991,839.28 × 5,266,361.61
  4. Step 4: Simplify right side
    5,804,445.62x = 42,087,915,590,647.95
  5. Step 5: Solve for x
    x = 42,087,915,590,647.95/5,804,445.62
  6. Step 6: Final answer
    x = 7,250,979.39

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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.