Home / 13,431,537.32-18,533,252.22-7,550,388.14

Finding the Fourth Proportional to 13,431,537.32, 18,533,252.22 and 7,550,388.14

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Solution

The fourth proportional to 13,431,537.32, 18,533,252.22 and 7,550,388.14 is: 10,418,259.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,431,537.32 : 18,533,252.22 = 7,550,388.14 : x
  2. Step 2: Convert to fraction form
    13,431,537.32/18,533,252.22 = 7,550,388.14/x
  3. Step 3: Cross multiply
    13,431,537.32x = 18,533,252.22 × 7,550,388.14
  4. Step 4: Simplify right side
    13,431,537.32x = 139,933,247,757,516.66
  5. Step 5: Solve for x
    x = 139,933,247,757,516.66/13,431,537.32
  6. Step 6: Final answer
    x = 10,418,259.98

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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.