Home / 18,448,546.60-27,672,819.90-11,746,671.40

Finding the Fourth Proportional to 18,448,546.60, 27,672,819.90 and 11,746,671.40

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Solution

The fourth proportional to 18,448,546.60, 27,672,819.90 and 11,746,671.40 is: 17,620,007.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,448,546.60 : 27,672,819.90 = 11,746,671.40 : x
  2. Step 2: Convert to fraction form
    18,448,546.60/27,672,819.90 = 11,746,671.40/x
  3. Step 3: Cross multiply
    18,448,546.60x = 27,672,819.90 × 11,746,671.40
  4. Step 4: Simplify right side
    18,448,546.60x = 325,063,522,076,680.88
  5. Step 5: Solve for x
    x = 325,063,522,076,680.88/18,448,546.60
  6. Step 6: Final answer
    x = 17,620,007.10

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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.