Home / 13,423,676.20-20,135,492.40-3,326,297.20

Finding the Fourth Proportional to 13,423,676.20, 20,135,492.40 and 3,326,297.20

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Solution

The fourth proportional to 13,423,676.20, 20,135,492.40 and 3,326,297.20 is: 4,989,440.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,423,676.20 : 20,135,492.40 = 3,326,297.20 : x
  2. Step 2: Convert to fraction form
    13,423,676.20/20,135,492.40 = 3,326,297.20/x
  3. Step 3: Cross multiply
    13,423,676.20x = 20,135,492.40 × 3,326,297.20
  4. Step 4: Simplify right side
    13,423,676.20x = 66,976,631,990,741.28
  5. Step 5: Solve for x
    x = 66,976,631,990,741.28/13,423,676.20
  6. Step 6: Final answer
    x = 4,989,440.37

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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.