Home / 8,161,106.95-12,242,345.73-2,481,380.47

Finding the Fourth Proportional to 8,161,106.95, 12,242,345.73 and 2,481,380.47

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Solution

The fourth proportional to 8,161,106.95, 12,242,345.73 and 2,481,380.47 is: 3,722,279.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,106.95 : 12,242,345.73 = 2,481,380.47 : x
  2. Step 2: Convert to fraction form
    8,161,106.95/12,242,345.73 = 2,481,380.47/x
  3. Step 3: Cross multiply
    8,161,106.95x = 12,242,345.73 × 2,481,380.47
  4. Step 4: Simplify right side
    8,161,106.95x = 30,377,917,601,409.90
  5. Step 5: Solve for x
    x = 30,377,917,601,409.90/8,161,106.95
  6. Step 6: Final answer
    x = 3,722,279.07

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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.