Home / 21,567,383.44-32,366,681.22-8,438,743.46

Finding the Fourth Proportional to 21,567,383.44, 32,366,681.22 and 8,438,743.46

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Solution

The fourth proportional to 21,567,383.44, 32,366,681.22 and 8,438,743.46 is: 12,664,221.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,567,383.44 : 32,366,681.22 = 8,438,743.46 : x
  2. Step 2: Convert to fraction form
    21,567,383.44/32,366,681.22 = 8,438,743.46/x
  3. Step 3: Cross multiply
    21,567,383.44x = 32,366,681.22 × 8,438,743.46
  4. Step 4: Simplify right side
    21,567,383.44x = 273,134,119,467,179.84
  5. Step 5: Solve for x
    x = 273,134,119,467,179.84/21,567,383.44
  6. Step 6: Final answer
    x = 12,664,221.43

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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.