Home / 21,770,532.26-32,661,492.65-8,123,797.86

Finding the Fourth Proportional to 21,770,532.26, 32,661,492.65 and 8,123,797.86

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Solution

The fourth proportional to 21,770,532.26, 32,661,492.65 and 8,123,797.86 is: 12,187,821.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,770,532.26 : 32,661,492.65 = 8,123,797.86 : x
  2. Step 2: Convert to fraction form
    21,770,532.26/32,661,492.65 = 8,123,797.86/x
  3. Step 3: Cross multiply
    21,770,532.26x = 32,661,492.65 × 8,123,797.86
  4. Step 4: Simplify right side
    21,770,532.26x = 265,335,364,094,475.72
  5. Step 5: Solve for x
    x = 265,335,364,094,475.72/21,770,532.26
  6. Step 6: Final answer
    x = 12,187,821.64

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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.