Home / 18,192,703.20-27,289,054.80-13,064,297.55

Finding the Fourth Proportional to 18,192,703.20, 27,289,054.80 and 13,064,297.55

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Solution

The fourth proportional to 18,192,703.20, 27,289,054.80 and 13,064,297.55 is: 19,596,446.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192,703.20 : 27,289,054.80 = 13,064,297.55 : x
  2. Step 2: Convert to fraction form
    18,192,703.20/27,289,054.80 = 13,064,297.55/x
  3. Step 3: Cross multiply
    18,192,703.20x = 27,289,054.80 × 13,064,297.55
  4. Step 4: Simplify right side
    18,192,703.20x = 356,512,331,765,455.75
  5. Step 5: Solve for x
    x = 356,512,331,765,455.75/18,192,703.20
  6. Step 6: Final answer
    x = 19,596,446.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.