Home / 12,150,998.73-16,769,258.08-7,256,427.12

Finding the Fourth Proportional to 12,150,998.73, 16,769,258.08 and 7,256,427.12

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Solution

The fourth proportional to 12,150,998.73, 16,769,258.08 and 7,256,427.12 is: 10,014,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,150,998.73 : 16,769,258.08 = 7,256,427.12 : x
  2. Step 2: Convert to fraction form
    12,150,998.73/16,769,258.08 = 7,256,427.12/x
  3. Step 3: Cross multiply
    12,150,998.73x = 16,769,258.08 × 7,256,427.12
  4. Step 4: Simplify right side
    12,150,998.73x = 121,684,899,095,850.06
  5. Step 5: Solve for x
    x = 121,684,899,095,850.06/12,150,998.73
  6. Step 6: Final answer
    x = 10,014,394.85

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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.