Home / 9,272,218.62-12,795,211.94-5,142,413.58

Finding the Fourth Proportional to 9,272,218.62, 12,795,211.94 and 5,142,413.58

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Solution

The fourth proportional to 9,272,218.62, 12,795,211.94 and 5,142,413.58 is: 7,096,281.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,272,218.62 : 12,795,211.94 = 5,142,413.58 : x
  2. Step 2: Convert to fraction form
    9,272,218.62/12,795,211.94 = 5,142,413.58/x
  3. Step 3: Cross multiply
    9,272,218.62x = 12,795,211.94 × 5,142,413.58
  4. Step 4: Simplify right side
    9,272,218.62x = 65,798,271,639,234.14
  5. Step 5: Solve for x
    x = 65,798,271,639,234.14/9,272,218.62
  6. Step 6: Final answer
    x = 7,096,281.30

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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.