Home / 6,990,418.95-10,472,194.77-4,286,860.49

Finding the Fourth Proportional to 6,990,418.95, 10,472,194.77 and 4,286,860.49

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Solution

The fourth proportional to 6,990,418.95, 10,472,194.77 and 4,286,860.49 is: 6,422,052.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,418.95 : 10,472,194.77 = 4,286,860.49 : x
  2. Step 2: Convert to fraction form
    6,990,418.95/10,472,194.77 = 4,286,860.49/x
  3. Step 3: Cross multiply
    6,990,418.95x = 10,472,194.77 × 4,286,860.49
  4. Step 4: Simplify right side
    6,990,418.95x = 44,892,838,003,097.64
  5. Step 5: Solve for x
    x = 44,892,838,003,097.64/6,990,418.95
  6. Step 6: Final answer
    x = 6,422,052.57

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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.