Home / 21,340,156.14-32,016,227.79-8,569,628.91

Finding the Fourth Proportional to 21,340,156.14, 32,016,227.79 and 8,569,628.91

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Solution

The fourth proportional to 21,340,156.14, 32,016,227.79 and 8,569,628.91 is: 12,856,850.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,340,156.14 : 32,016,227.79 = 8,569,628.91 : x
  2. Step 2: Convert to fraction form
    21,340,156.14/32,016,227.79 = 8,569,628.91/x
  3. Step 3: Cross multiply
    21,340,156.14x = 32,016,227.79 × 8,569,628.91
  4. Step 4: Simplify right side
    21,340,156.14x = 274,367,191,258,329.41
  5. Step 5: Solve for x
    x = 274,367,191,258,329.41/21,340,156.14
  6. Step 6: Final answer
    x = 12,856,850.22

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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.