Home / 7,449,309.45-10,279,281.11-4,185,605.61

Finding the Fourth Proportional to 7,449,309.45, 10,279,281.11 and 4,185,605.61

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Solution

The fourth proportional to 7,449,309.45, 10,279,281.11 and 4,185,605.61 is: 5,775,705.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449,309.45 : 10,279,281.11 = 4,185,605.61 : x
  2. Step 2: Convert to fraction form
    7,449,309.45/10,279,281.11 = 4,185,605.61/x
  3. Step 3: Cross multiply
    7,449,309.45x = 10,279,281.11 × 4,185,605.61
  4. Step 4: Simplify right side
    7,449,309.45x = 43,025,016,659,855
  5. Step 5: Solve for x
    x = 43,025,016,659,855/7,449,309.45
  6. Step 6: Final answer
    x = 5,775,705.38

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1.5x scale

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.