Home / 13,226,644.24-18,252,147.82-7,346,659.64

Finding the Fourth Proportional to 13,226,644.24, 18,252,147.82 and 7,346,659.64

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Solution

The fourth proportional to 13,226,644.24, 18,252,147.82 and 7,346,659.64 is: 10,138,045.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,226,644.24 : 18,252,147.82 = 7,346,659.64 : x
  2. Step 2: Convert to fraction form
    13,226,644.24/18,252,147.82 = 7,346,659.64/x
  3. Step 3: Cross multiply
    13,226,644.24x = 18,252,147.82 × 7,346,659.64
  4. Step 4: Simplify right side
    13,226,644.24x = 134,092,317,732,507.98
  5. Step 5: Solve for x
    x = 134,092,317,732,507.98/13,226,644.24
  6. Step 6: Final answer
    x = 10,138,045.24

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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.