Home / 21,993,124.92-32,988,614.37-8,162,774.74

Finding the Fourth Proportional to 21,993,124.92, 32,988,614.37 and 8,162,774.74

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Solution

The fourth proportional to 21,993,124.92, 32,988,614.37 and 8,162,774.74 is: 12,243,763.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,993,124.92 : 32,988,614.37 = 8,162,774.74 : x
  2. Step 2: Convert to fraction form
    21,993,124.92/32,988,614.37 = 8,162,774.74/x
  3. Step 3: Cross multiply
    21,993,124.92x = 32,988,614.37 × 8,162,774.74
  4. Step 4: Simplify right side
    21,993,124.92x = 269,278,628,087,037.03
  5. Step 5: Solve for x
    x = 269,278,628,087,037.03/21,993,124.92
  6. Step 6: Final answer
    x = 12,243,763.86

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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.