Home / 13,237,015.48-18,268,919.94-7,436,238.52

Finding the Fourth Proportional to 13,237,015.48, 18,268,919.94 and 7,436,238.52

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Solution

The fourth proportional to 13,237,015.48, 18,268,919.94 and 7,436,238.52 is: 10,263,042.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237,015.48 : 18,268,919.94 = 7,436,238.52 : x
  2. Step 2: Convert to fraction form
    13,237,015.48/18,268,919.94 = 7,436,238.52/x
  3. Step 3: Cross multiply
    13,237,015.48x = 18,268,919.94 × 7,436,238.52
  4. Step 4: Simplify right side
    13,237,015.48x = 135,852,046,176,624.09
  5. Step 5: Solve for x
    x = 135,852,046,176,624.09/13,237,015.48
  6. Step 6: Final answer
    x = 10,263,042.03

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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.