Home / 11,238,169.14-15,498,147.74-7,459,548.45

Finding the Fourth Proportional to 11,238,169.14, 15,498,147.74 and 7,459,548.45

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Solution

The fourth proportional to 11,238,169.14, 15,498,147.74 and 7,459,548.45 is: 10,287,190.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238,169.14 : 15,498,147.74 = 7,459,548.45 : x
  2. Step 2: Convert to fraction form
    11,238,169.14/15,498,147.74 = 7,459,548.45/x
  3. Step 3: Cross multiply
    11,238,169.14x = 15,498,147.74 × 7,459,548.45
  4. Step 4: Simplify right side
    11,238,169.14x = 115,609,183,914,490.27
  5. Step 5: Solve for x
    x = 115,609,183,914,490.27/11,238,169.14
  6. Step 6: Final answer
    x = 10,287,190.24

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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.