Home / 13,993,183.47-19,309,743.71-7,713,435.58

Finding the Fourth Proportional to 13,993,183.47, 19,309,743.71 and 7,713,435.58

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Solution

The fourth proportional to 13,993,183.47, 19,309,743.71 and 7,713,435.58 is: 10,644,072.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,993,183.47 : 19,309,743.71 = 7,713,435.58 : x
  2. Step 2: Convert to fraction form
    13,993,183.47/19,309,743.71 = 7,713,435.58/x
  3. Step 3: Cross multiply
    13,993,183.47x = 19,309,743.71 × 7,713,435.58
  4. Step 4: Simplify right side
    13,993,183.47x = 148,944,464,267,484.44
  5. Step 5: Solve for x
    x = 148,944,464,267,484.44/13,993,183.47
  6. Step 6: Final answer
    x = 10,644,072.85

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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.