Home / 44,777,111.40-67,166,043.12-12,431,536.20

Finding the Fourth Proportional to 44,777,111.40, 67,166,043.12 and 12,431,536.20

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Solution

The fourth proportional to 44,777,111.40, 67,166,043.12 and 12,431,536.20 is: 18,647,408.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,777,111.40 : 67,166,043.12 = 12,431,536.20 : x
  2. Step 2: Convert to fraction form
    44,777,111.40/67,166,043.12 = 12,431,536.20/x
  3. Step 3: Cross multiply
    44,777,111.40x = 67,166,043.12 × 12,431,536.20
  4. Step 4: Simplify right side
    44,777,111.40x = 834,977,096,457,041
  5. Step 5: Solve for x
    x = 834,977,096,457,041/44,777,111.40
  6. Step 6: Final answer
    x = 18,647,408.69

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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.