Home / 9,671,481.56-13,346,754.74-5,541,429.78

Finding the Fourth Proportional to 9,671,481.56, 13,346,754.74 and 5,541,429.78

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Solution

The fourth proportional to 9,671,481.56, 13,346,754.74 and 5,541,429.78 is: 7,647,236.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,671,481.56 : 13,346,754.74 = 5,541,429.78 : x
  2. Step 2: Convert to fraction form
    9,671,481.56/13,346,754.74 = 5,541,429.78/x
  3. Step 3: Cross multiply
    9,671,481.56x = 13,346,754.74 × 5,541,429.78
  4. Step 4: Simplify right side
    9,671,481.56x = 73,960,104,182,592.16
  5. Step 5: Solve for x
    x = 73,960,104,182,592.16/9,671,481.56
  6. Step 6: Final answer
    x = 7,647,236.23

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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.