Home / 9,515,544.30-13,131,099.89-5,164,537.19

Finding the Fourth Proportional to 9,515,544.30, 13,131,099.89 and 5,164,537.19

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Solution

The fourth proportional to 9,515,544.30, 13,131,099.89 and 5,164,537.19 is: 7,126,870.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,544.30 : 13,131,099.89 = 5,164,537.19 : x
  2. Step 2: Convert to fraction form
    9,515,544.30/13,131,099.89 = 5,164,537.19/x
  3. Step 3: Cross multiply
    9,515,544.30x = 13,131,099.89 × 5,164,537.19
  4. Step 4: Simplify right side
    9,515,544.30x = 67,816,053,674,765.75
  5. Step 5: Solve for x
    x = 67,816,053,674,765.75/9,515,544.30
  6. Step 6: Final answer
    x = 7,126,870.68

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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.