Home / 8,332,749.64-12,489,281.34-3,212,020.36

Finding the Fourth Proportional to 8,332,749.64, 12,489,281.34 and 3,212,020.36

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Solution

The fourth proportional to 8,332,749.64, 12,489,281.34 and 3,212,020.36 is: 4,814,236.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332,749.64 : 12,489,281.34 = 3,212,020.36 : x
  2. Step 2: Convert to fraction form
    8,332,749.64/12,489,281.34 = 3,212,020.36/x
  3. Step 3: Cross multiply
    8,332,749.64x = 12,489,281.34 × 3,212,020.36
  4. Step 4: Simplify right side
    8,332,749.64x = 40,115,825,945,848.08
  5. Step 5: Solve for x
    x = 40,115,825,945,848.08/8,332,749.64
  6. Step 6: Final answer
    x = 4,814,236.32

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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.