Home / 8,161,005.80-12,241,508.70-2,842,221.80

Finding the Fourth Proportional to 8,161,005.80, 12,241,508.70 and 2,842,221.80

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Solution

The fourth proportional to 8,161,005.80, 12,241,508.70 and 2,842,221.80 is: 4,263,332.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,005.80 : 12,241,508.70 = 2,842,221.80 : x
  2. Step 2: Convert to fraction form
    8,161,005.80/12,241,508.70 = 2,842,221.80/x
  3. Step 3: Cross multiply
    8,161,005.80x = 12,241,508.70 × 2,842,221.80
  4. Step 4: Simplify right side
    8,161,005.80x = 34,793,082,892,029.66
  5. Step 5: Solve for x
    x = 34,793,082,892,029.66/8,161,005.80
  6. Step 6: Final answer
    x = 4,263,332.70

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Similar ratio
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1.5x scale

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.