Home / 18,081,445.60-27,122,168.40-10,901,087.20

Finding the Fourth Proportional to 18,081,445.60, 27,122,168.40 and 10,901,087.20

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Solution

The fourth proportional to 18,081,445.60, 27,122,168.40 and 10,901,087.20 is: 16,351,630.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,081,445.60 : 27,122,168.40 = 10,901,087.20 : x
  2. Step 2: Convert to fraction form
    18,081,445.60/27,122,168.40 = 10,901,087.20/x
  3. Step 3: Cross multiply
    18,081,445.60x = 27,122,168.40 × 10,901,087.20
  4. Step 4: Simplify right side
    18,081,445.60x = 295,661,122,781,484.44
  5. Step 5: Solve for x
    x = 295,661,122,781,484.44/18,081,445.60
  6. Step 6: Final answer
    x = 16,351,630.80

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1.5x scale

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.