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Finding the Fourth Proportional to 6,358,975.96, 8,775,301.96 and 3,458,304.40

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Solution

The fourth proportional to 6,358,975.96, 8,775,301.96 and 3,458,304.40 is: 4,772,413.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,358,975.96 : 8,775,301.96 = 3,458,304.40 : x
  2. Step 2: Convert to fraction form
    6,358,975.96/8,775,301.96 = 3,458,304.40/x
  3. Step 3: Cross multiply
    6,358,975.96x = 8,775,301.96 × 3,458,304.40
  4. Step 4: Simplify right side
    6,358,975.96x = 30,347,665,379,596.62
  5. Step 5: Solve for x
    x = 30,347,665,379,596.62/6,358,975.96
  6. Step 6: Final answer
    x = 4,772,413.92

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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.