Home / 8,272,144.20-11,415,395.30-4,600,981.80

Finding the Fourth Proportional to 8,272,144.20, 11,415,395.30 and 4,600,981.80

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Solution

The fourth proportional to 8,272,144.20, 11,415,395.30 and 4,600,981.80 is: 6,349,263.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,272,144.20 : 11,415,395.30 = 4,600,981.80 : x
  2. Step 2: Convert to fraction form
    8,272,144.20/11,415,395.30 = 4,600,981.80/x
  3. Step 3: Cross multiply
    8,272,144.20x = 11,415,395.30 × 4,600,981.80
  4. Step 4: Simplify right side
    8,272,144.20x = 52,522,026,015,105.54
  5. Step 5: Solve for x
    x = 52,522,026,015,105.54/8,272,144.20
  6. Step 6: Final answer
    x = 6,349,263.84

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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.