Home / 5,356,841.88-7,391,291.54-3,182,118.20

Finding the Fourth Proportional to 5,356,841.88, 7,391,291.54 and 3,182,118.20

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Solution

The fourth proportional to 5,356,841.88, 7,391,291.54 and 3,182,118.20 is: 4,390,639.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356,841.88 : 7,391,291.54 = 3,182,118.20 : x
  2. Step 2: Convert to fraction form
    5,356,841.88/7,391,291.54 = 3,182,118.20/x
  3. Step 3: Cross multiply
    5,356,841.88x = 7,391,291.54 × 3,182,118.20
  4. Step 4: Simplify right side
    5,356,841.88x = 23,519,963,330,940.03
  5. Step 5: Solve for x
    x = 23,519,963,330,940.03/5,356,841.88
  6. Step 6: Final answer
    x = 4,390,639.83

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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.