Home / 6,986,216.40-10,478,724.32-4,253,054.48

Finding the Fourth Proportional to 6,986,216.40, 10,478,724.32 and 4,253,054.48

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Solution

The fourth proportional to 6,986,216.40, 10,478,724.32 and 4,253,054.48 is: 6,379,216.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,986,216.40 : 10,478,724.32 = 4,253,054.48 : x
  2. Step 2: Convert to fraction form
    6,986,216.40/10,478,724.32 = 4,253,054.48/x
  3. Step 3: Cross multiply
    6,986,216.40x = 10,478,724.32 × 4,253,054.48
  4. Step 4: Simplify right side
    6,986,216.40x = 44,566,585,413,860.96
  5. Step 5: Solve for x
    x = 44,566,585,413,860.96/6,986,216.40
  6. Step 6: Final answer
    x = 6,379,216.28

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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.