Home / 21,692,517.44-32,538,966.87-5,518,485.86

Finding the Fourth Proportional to 21,692,517.44, 32,538,966.87 and 5,518,485.86

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Solution

The fourth proportional to 21,692,517.44, 32,538,966.87 and 5,518,485.86 is: 8,277,777.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,692,517.44 : 32,538,966.87 = 5,518,485.86 : x
  2. Step 2: Convert to fraction form
    21,692,517.44/32,538,966.87 = 5,518,485.86/x
  3. Step 3: Cross multiply
    21,692,517.44x = 32,538,966.87 × 5,518,485.86
  4. Step 4: Simplify right side
    21,692,517.44x = 179,565,828,571,103.47
  5. Step 5: Solve for x
    x = 179,565,828,571,103.47/21,692,517.44
  6. Step 6: Final answer
    x = 8,277,777.31

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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.