Home / 5,418,137.72-7,477,365.96-3,003,689.72

Finding the Fourth Proportional to 5,418,137.72, 7,477,365.96 and 3,003,689.72

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Solution

The fourth proportional to 5,418,137.72, 7,477,365.96 and 3,003,689.72 is: 4,145,278.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418,137.72 : 7,477,365.96 = 3,003,689.72 : x
  2. Step 2: Convert to fraction form
    5,418,137.72/7,477,365.96 = 3,003,689.72/x
  3. Step 3: Cross multiply
    5,418,137.72x = 7,477,365.96 × 3,003,689.72
  4. Step 4: Simplify right side
    5,418,137.72x = 22,459,687,229,343.10
  5. Step 5: Solve for x
    x = 22,459,687,229,343.10/5,418,137.72
  6. Step 6: Final answer
    x = 4,145,278.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.