Home / 5,343,910.54-7,374,417.15-3,167,161.43

Finding the Fourth Proportional to 5,343,910.54, 7,374,417.15 and 3,167,161.43

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Solution

The fourth proportional to 5,343,910.54, 7,374,417.15 and 3,167,161.43 is: 4,370,576.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343,910.54 : 7,374,417.15 = 3,167,161.43 : x
  2. Step 2: Convert to fraction form
    5,343,910.54/7,374,417.15 = 3,167,161.43/x
  3. Step 3: Cross multiply
    5,343,910.54x = 7,374,417.15 × 3,167,161.43
  4. Step 4: Simplify right side
    5,343,910.54x = 23,355,969,541,215.29
  5. Step 5: Solve for x
    x = 23,355,969,541,215.29/5,343,910.54
  6. Step 6: Final answer
    x = 4,370,576.45

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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.