Home / 6,220,266.19-8,584,007.40-3,467,128.43

Finding the Fourth Proportional to 6,220,266.19, 8,584,007.40 and 3,467,128.43

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Solution

The fourth proportional to 6,220,266.19, 8,584,007.40 and 3,467,128.43 is: 4,784,659.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220,266.19 : 8,584,007.40 = 3,467,128.43 : x
  2. Step 2: Convert to fraction form
    6,220,266.19/8,584,007.40 = 3,467,128.43/x
  3. Step 3: Cross multiply
    6,220,266.19x = 8,584,007.40 × 3,467,128.43
  4. Step 4: Simplify right side
    6,220,266.19x = 29,761,856,121,330.40
  5. Step 5: Solve for x
    x = 29,761,856,121,330.40/6,220,266.19
  6. Step 6: Final answer
    x = 4,784,659.57

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Double scale
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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.