Home / 10,904,176.80-16,320,835.80-8,494,977.60

Finding the Fourth Proportional to 10,904,176.80, 16,320,835.80 and 8,494,977.60

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Solution

The fourth proportional to 10,904,176.80, 16,320,835.80 and 8,494,977.60 is: 12,714,864.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,904,176.80 : 16,320,835.80 = 8,494,977.60 : x
  2. Step 2: Convert to fraction form
    10,904,176.80/16,320,835.80 = 8,494,977.60/x
  3. Step 3: Cross multiply
    10,904,176.80x = 16,320,835.80 × 8,494,977.60
  4. Step 4: Simplify right side
    10,904,176.80x = 138,645,134,534,278.08
  5. Step 5: Solve for x
    x = 138,645,134,534,278.08/10,904,176.80
  6. Step 6: Final answer
    x = 12,714,864.87

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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.