Home / 8,045,189.70-12,067,784.55-5,494,272.90

Finding the Fourth Proportional to 8,045,189.70, 12,067,784.55 and 5,494,272.90

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Solution

The fourth proportional to 8,045,189.70, 12,067,784.55 and 5,494,272.90 is: 8,241,409.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045,189.70 : 12,067,784.55 = 5,494,272.90 : x
  2. Step 2: Convert to fraction form
    8,045,189.70/12,067,784.55 = 5,494,272.90/x
  3. Step 3: Cross multiply
    8,045,189.70x = 12,067,784.55 × 5,494,272.90
  4. Step 4: Simplify right side
    8,045,189.70x = 66,303,701,616,103.70
  5. Step 5: Solve for x
    x = 66,303,701,616,103.70/8,045,189.70
  6. Step 6: Final answer
    x = 8,241,409.35

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Double scale
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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.