Home / 6,538,863.36-9,023,071.68-3,638,259.84

Finding the Fourth Proportional to 6,538,863.36, 9,023,071.68 and 3,638,259.84

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Solution

The fourth proportional to 6,538,863.36, 9,023,071.68 and 3,638,259.84 is: 5,020,487.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538,863.36 : 9,023,071.68 = 3,638,259.84 : x
  2. Step 2: Convert to fraction form
    6,538,863.36/9,023,071.68 = 3,638,259.84/x
  3. Step 3: Cross multiply
    6,538,863.36x = 9,023,071.68 × 3,638,259.84
  4. Step 4: Simplify right side
    6,538,863.36x = 32,828,279,326,785.33
  5. Step 5: Solve for x
    x = 32,828,279,326,785.33/6,538,863.36
  6. Step 6: Final answer
    x = 5,020,487.13

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Double scale
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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.