Home / 6,387,495.38-8,792,369.96-5,570,257.22

Finding the Fourth Proportional to 6,387,495.38, 8,792,369.96 and 5,570,257.22

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Solution

The fourth proportional to 6,387,495.38, 8,792,369.96 and 5,570,257.22 is: 7,667,443.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387,495.38 : 8,792,369.96 = 5,570,257.22 : x
  2. Step 2: Convert to fraction form
    6,387,495.38/8,792,369.96 = 5,570,257.22/x
  3. Step 3: Cross multiply
    6,387,495.38x = 8,792,369.96 × 5,570,257.22
  4. Step 4: Simplify right side
    6,387,495.38x = 48,975,762,243,706.64
  5. Step 5: Solve for x
    x = 48,975,762,243,706.64/6,387,495.38
  6. Step 6: Final answer
    x = 7,667,443.86

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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.