Home / 12,611,856.14-18,917,784.46-3,027,234.67

Finding the Fourth Proportional to 12,611,856.14, 18,917,784.46 and 3,027,234.67

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Solution

The fourth proportional to 12,611,856.14, 18,917,784.46 and 3,027,234.67 is: 4,540,852.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,611,856.14 : 18,917,784.46 = 3,027,234.67 : x
  2. Step 2: Convert to fraction form
    12,611,856.14/18,917,784.46 = 3,027,234.67/x
  3. Step 3: Cross multiply
    12,611,856.14x = 18,917,784.46 × 3,027,234.67
  4. Step 4: Simplify right side
    12,611,856.14x = 57,268,572,996,899.23
  5. Step 5: Solve for x
    x = 57,268,572,996,899.23/12,611,856.14
  6. Step 6: Final answer
    x = 4,540,852.07

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.