Home / 8,126,338.50-11,215,489.60-5,029,855.10

Finding the Fourth Proportional to 8,126,338.50, 11,215,489.60 and 5,029,855.10

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Solution

The fourth proportional to 8,126,338.50, 11,215,489.60 and 5,029,855.10 is: 6,941,907.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,126,338.50 : 11,215,489.60 = 5,029,855.10 : x
  2. Step 2: Convert to fraction form
    8,126,338.50/11,215,489.60 = 5,029,855.10/x
  3. Step 3: Cross multiply
    8,126,338.50x = 11,215,489.60 × 5,029,855.10
  4. Step 4: Simplify right side
    8,126,338.50x = 56,412,287,563,556.95
  5. Step 5: Solve for x
    x = 56,412,287,563,556.95/8,126,338.50
  6. Step 6: Final answer
    x = 6,941,907.18

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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.