Home / 12,260,961.24-18,391,430.72-5,782,525.35

Finding the Fourth Proportional to 12,260,961.24, 18,391,430.72 and 5,782,525.35

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Solution

The fourth proportional to 12,260,961.24, 18,391,430.72 and 5,782,525.35 is: 8,673,782.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,260,961.24 : 18,391,430.72 = 5,782,525.35 : x
  2. Step 2: Convert to fraction form
    12,260,961.24/18,391,430.72 = 5,782,525.35/x
  3. Step 3: Cross multiply
    12,260,961.24x = 18,391,430.72 × 5,782,525.35
  4. Step 4: Simplify right side
    12,260,961.24x = 106,348,914,375,625.06
  5. Step 5: Solve for x
    x = 106,348,914,375,625.06/12,260,961.24
  6. Step 6: Final answer
    x = 8,673,782.77

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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.