Home / 21,692,528.76-32,538,983.82-5,518,497.15

Finding the Fourth Proportional to 21,692,528.76, 32,538,983.82 and 5,518,497.15

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Solution

The fourth proportional to 21,692,528.76, 32,538,983.82 and 5,518,497.15 is: 8,277,794.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,692,528.76 : 32,538,983.82 = 5,518,497.15 : x
  2. Step 2: Convert to fraction form
    21,692,528.76/32,538,983.82 = 5,518,497.15/x
  3. Step 3: Cross multiply
    21,692,528.76x = 32,538,983.82 × 5,518,497.15
  4. Step 4: Simplify right side
    21,692,528.76x = 179,566,289,474,566.12
  5. Step 5: Solve for x
    x = 179,566,289,474,566.12/21,692,528.76
  6. Step 6: Final answer
    x = 8,277,794.23

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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.