Home / 8,857,018.20-13,288,637.70-3,809,875.80

Finding the Fourth Proportional to 8,857,018.20, 13,288,637.70 and 3,809,875.80

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Solution

The fourth proportional to 8,857,018.20, 13,288,637.70 and 3,809,875.80 is: 5,716,151.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,018.20 : 13,288,637.70 = 3,809,875.80 : x
  2. Step 2: Convert to fraction form
    8,857,018.20/13,288,637.70 = 3,809,875.80/x
  3. Step 3: Cross multiply
    8,857,018.20x = 13,288,637.70 × 3,809,875.80
  4. Step 4: Simplify right side
    8,857,018.20x = 50,628,059,188,197.66
  5. Step 5: Solve for x
    x = 50,628,059,188,197.66/8,857,018.20
  6. Step 6: Final answer
    x = 5,716,151.65

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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.