Home / 26,669,138.40-40,003,707.60-18,059,794.20

Finding the Fourth Proportional to 26,669,138.40, 40,003,707.60 and 18,059,794.20

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Solution

The fourth proportional to 26,669,138.40, 40,003,707.60 and 18,059,794.20 is: 27,089,691.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,669,138.40 : 40,003,707.60 = 18,059,794.20 : x
  2. Step 2: Convert to fraction form
    26,669,138.40/40,003,707.60 = 18,059,794.20/x
  3. Step 3: Cross multiply
    26,669,138.40x = 40,003,707.60 × 18,059,794.20
  4. Step 4: Simplify right side
    26,669,138.40x = 722,458,726,492,975.88
  5. Step 5: Solve for x
    x = 722,458,726,492,975.88/26,669,138.40
  6. Step 6: Final answer
    x = 27,089,691.30

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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.