Home / 13,526,024.24-18,665,913.84-7,414,321.52

Finding the Fourth Proportional to 13,526,024.24, 18,665,913.84 and 7,414,321.52

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Solution

The fourth proportional to 13,526,024.24, 18,665,913.84 and 7,414,321.52 is: 10,231,763.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,526,024.24 : 18,665,913.84 = 7,414,321.52 : x
  2. Step 2: Convert to fraction form
    13,526,024.24/18,665,913.84 = 7,414,321.52/x
  3. Step 3: Cross multiply
    13,526,024.24x = 18,665,913.84 × 7,414,321.52
  4. Step 4: Simplify right side
    13,526,024.24x = 138,395,086,674,377.83
  5. Step 5: Solve for x
    x = 138,395,086,674,377.83/13,526,024.24
  6. Step 6: Final answer
    x = 10,231,763.91

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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.