Home / 6,387,499.38-8,792,375.47-5,570,261.22

Finding the Fourth Proportional to 6,387,499.38, 8,792,375.47 and 5,570,261.22

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Solution

The fourth proportional to 6,387,499.38, 8,792,375.47 and 5,570,261.22 is: 7,667,449.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387,499.38 : 8,792,375.47 = 5,570,261.22 : x
  2. Step 2: Convert to fraction form
    6,387,499.38/8,792,375.47 = 5,570,261.22/x
  3. Step 3: Cross multiply
    6,387,499.38x = 8,792,375.47 × 5,570,261.22
  4. Step 4: Simplify right side
    6,387,499.38x = 48,975,828,112,220.27
  5. Step 5: Solve for x
    x = 48,975,828,112,220.27/6,387,499.38
  6. Step 6: Final answer
    x = 7,667,449.37

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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.