Home / 12,068,400-16,654,858.56-6,635,775.36

Finding the Fourth Proportional to 12,068,400, 16,654,858.56 and 6,635,775.36

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Solution

The fourth proportional to 12,068,400, 16,654,858.56 and 6,635,775.36 is: 9,157,626.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,068,400 : 16,654,858.56 = 6,635,775.36 : x
  2. Step 2: Convert to fraction form
    12,068,400/16,654,858.56 = 6,635,775.36/x
  3. Step 3: Cross multiply
    12,068,400x = 16,654,858.56 × 6,635,775.36
  4. Step 4: Simplify right side
    12,068,400x = 110,517,900,056,733.09
  5. Step 5: Solve for x
    x = 110,517,900,056,733.09/12,068,400
  6. Step 6: Final answer
    x = 9,157,626.53

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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.