Home / 8,029,135.45-11,080,218.09-4,358,052.78

Finding the Fourth Proportional to 8,029,135.45, 11,080,218.09 and 4,358,052.78

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Solution

The fourth proportional to 8,029,135.45, 11,080,218.09 and 4,358,052.78 is: 6,014,118.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029,135.45 : 11,080,218.09 = 4,358,052.78 : x
  2. Step 2: Convert to fraction form
    8,029,135.45/11,080,218.09 = 4,358,052.78/x
  3. Step 3: Cross multiply
    8,029,135.45x = 11,080,218.09 × 4,358,052.78
  4. Step 4: Simplify right side
    8,029,135.45x = 48,288,175,250,130.79
  5. Step 5: Solve for x
    x = 48,288,175,250,130.79/8,029,135.45
  6. Step 6: Final answer
    x = 6,014,118.90

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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.