Home / 6,646,769.20-9,964,139.55-4,625,981.20

Finding the Fourth Proportional to 6,646,769.20, 9,964,139.55 and 4,625,981.20

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Solution

The fourth proportional to 6,646,769.20, 9,964,139.55 and 4,625,981.20 is: 6,934,786.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646,769.20 : 9,964,139.55 = 4,625,981.20 : x
  2. Step 2: Convert to fraction form
    6,646,769.20/9,964,139.55 = 4,625,981.20/x
  3. Step 3: Cross multiply
    6,646,769.20x = 9,964,139.55 × 4,625,981.20
  4. Step 4: Simplify right side
    6,646,769.20x = 46,093,922,232,476.47
  5. Step 5: Solve for x
    x = 46,093,922,232,476.47/6,646,769.20
  6. Step 6: Final answer
    x = 6,934,786.04

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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.