Home / 26,973,161.40-40,459,742.10-18,753,540.60

Finding the Fourth Proportional to 26,973,161.40, 40,459,742.10 and 18,753,540.60

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Solution

The fourth proportional to 26,973,161.40, 40,459,742.10 and 18,753,540.60 is: 28,130,310.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,973,161.40 : 40,459,742.10 = 18,753,540.60 : x
  2. Step 2: Convert to fraction form
    26,973,161.40/40,459,742.10 = 18,753,540.60/x
  3. Step 3: Cross multiply
    26,973,161.40x = 40,459,742.10 × 18,753,540.60
  4. Step 4: Simplify right side
    26,973,161.40x = 758,763,416,137,879.38
  5. Step 5: Solve for x
    x = 758,763,416,137,879.38/26,973,161.40
  6. Step 6: Final answer
    x = 28,130,310.90

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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.