Home / 6,990,382.76-9,646,577.42-3,850,734.22

Finding the Fourth Proportional to 6,990,382.76, 9,646,577.42 and 3,850,734.22

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Solution

The fourth proportional to 6,990,382.76, 9,646,577.42 and 3,850,734.22 is: 5,313,930.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,382.76 : 9,646,577.42 = 3,850,734.22 : x
  2. Step 2: Convert to fraction form
    6,990,382.76/9,646,577.42 = 3,850,734.22/x
  3. Step 3: Cross multiply
    6,990,382.76x = 9,646,577.42 × 3,850,734.22
  4. Step 4: Simplify right side
    6,990,382.76x = 37,146,405,733,703.20
  5. Step 5: Solve for x
    x = 37,146,405,733,703.20/6,990,382.76
  6. Step 6: Final answer
    x = 5,313,930.16

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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.