Home / 5,280,496.32-7,910,689.74-3,007,589.55

Finding the Fourth Proportional to 5,280,496.32, 7,910,689.74 and 3,007,589.55

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Solution

The fourth proportional to 5,280,496.32, 7,910,689.74 and 3,007,589.55 is: 4,505,657.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,496.32 : 7,910,689.74 = 3,007,589.55 : x
  2. Step 2: Convert to fraction form
    5,280,496.32/7,910,689.74 = 3,007,589.55/x
  3. Step 3: Cross multiply
    5,280,496.32x = 7,910,689.74 × 3,007,589.55
  4. Step 4: Simplify right side
    5,280,496.32x = 23,792,107,795,316.21
  5. Step 5: Solve for x
    x = 23,792,107,795,316.21/5,280,496.32
  6. Step 6: Final answer
    x = 4,505,657.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.