Home / 8,236,381.46-11,366,186.74-4,515,205.91

Finding the Fourth Proportional to 8,236,381.46, 11,366,186.74 and 4,515,205.91

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Solution

The fourth proportional to 8,236,381.46, 11,366,186.74 and 4,515,205.91 is: 6,230,973.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236,381.46 : 11,366,186.74 = 4,515,205.91 : x
  2. Step 2: Convert to fraction form
    8,236,381.46/11,366,186.74 = 4,515,205.91/x
  3. Step 3: Cross multiply
    8,236,381.46x = 11,366,186.74 × 4,515,205.91
  4. Step 4: Simplify right side
    8,236,381.46x = 51,320,673,474,492.69
  5. Step 5: Solve for x
    x = 51,320,673,474,492.69/8,236,381.46
  6. Step 6: Final answer
    x = 6,230,973.37

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.