Home / 16,512,644.64-22,787,755.02-9,171,157.80

Finding the Fourth Proportional to 16,512,644.64, 22,787,755.02 and 9,171,157.80

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Solution

The fourth proportional to 16,512,644.64, 22,787,755.02 and 9,171,157.80 is: 12,656,367.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,512,644.64 : 22,787,755.02 = 9,171,157.80 : x
  2. Step 2: Convert to fraction form
    16,512,644.64/22,787,755.02 = 9,171,157.80/x
  3. Step 3: Cross multiply
    16,512,644.64x = 22,787,755.02 × 9,171,157.80
  4. Step 4: Simplify right side
    16,512,644.64x = 208,990,097,196,162.16
  5. Step 5: Solve for x
    x = 208,990,097,196,162.16/16,512,644.64
  6. Step 6: Final answer
    x = 12,656,367.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.