Home / 9,986,520.92-13,781,262.74-5,576,314.66

Finding the Fourth Proportional to 9,986,520.92, 13,781,262.74 and 5,576,314.66

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Solution

The fourth proportional to 9,986,520.92, 13,781,262.74 and 5,576,314.66 is: 7,695,238.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986,520.92 : 13,781,262.74 = 5,576,314.66 : x
  2. Step 2: Convert to fraction form
    9,986,520.92/13,781,262.74 = 5,576,314.66/x
  3. Step 3: Cross multiply
    9,986,520.92x = 13,781,262.74 × 5,576,314.66
  4. Step 4: Simplify right side
    9,986,520.92x = 76,848,657,388,039.03
  5. Step 5: Solve for x
    x = 76,848,657,388,039.03/9,986,520.92
  6. Step 6: Final answer
    x = 7,695,238.22

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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.