Home / 6,643,180.80-9,969,436.80-4,252,838.40

Finding the Fourth Proportional to 6,643,180.80, 9,969,436.80 and 4,252,838.40

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Solution

The fourth proportional to 6,643,180.80, 9,969,436.80 and 4,252,838.40 is: 6,382,244.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,180.80 : 9,969,436.80 = 4,252,838.40 : x
  2. Step 2: Convert to fraction form
    6,643,180.80/9,969,436.80 = 4,252,838.40/x
  3. Step 3: Cross multiply
    6,643,180.80x = 9,969,436.80 × 4,252,838.40
  4. Step 4: Simplify right side
    6,643,180.80x = 42,398,403,649,413.12
  5. Step 5: Solve for x
    x = 42,398,403,649,413.12/6,643,180.80
  6. Step 6: Final answer
    x = 6,382,244.43

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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.