Home / 7,660,188.72-10,570,902.89-4,175,497.64

Finding the Fourth Proportional to 7,660,188.72, 10,570,902.89 and 4,175,497.64

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Solution

The fourth proportional to 7,660,188.72, 10,570,902.89 and 4,175,497.64 is: 5,762,100.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660,188.72 : 10,570,902.89 = 4,175,497.64 : x
  2. Step 2: Convert to fraction form
    7,660,188.72/10,570,902.89 = 4,175,497.64/x
  3. Step 3: Cross multiply
    7,660,188.72x = 10,570,902.89 × 4,175,497.64
  4. Step 4: Simplify right side
    7,660,188.72x = 44,138,780,075,413.95
  5. Step 5: Solve for x
    x = 44,138,780,075,413.95/7,660,188.72
  6. Step 6: Final answer
    x = 5,762,100.87

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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.