Home / 5,185,069.62-7,158,766.56-4,640,268.79

Finding the Fourth Proportional to 5,185,069.62, 7,158,766.56 and 4,640,268.79

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Solution

The fourth proportional to 5,185,069.62, 7,158,766.56 and 4,640,268.79 is: 6,406,587.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185,069.62 : 7,158,766.56 = 4,640,268.79 : x
  2. Step 2: Convert to fraction form
    5,185,069.62/7,158,766.56 = 4,640,268.79/x
  3. Step 3: Cross multiply
    5,185,069.62x = 7,158,766.56 × 4,640,268.79
  4. Step 4: Simplify right side
    5,185,069.62x = 33,218,601,022,693.79
  5. Step 5: Solve for x
    x = 33,218,601,022,693.79/5,185,069.62
  6. Step 6: Final answer
    x = 6,406,587.27

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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.