Home / 12,230,580.06-18,305,949.38-8,991,260.24

Finding the Fourth Proportional to 12,230,580.06, 18,305,949.38 and 8,991,260.24

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Solution

The fourth proportional to 12,230,580.06, 18,305,949.38 and 8,991,260.24 is: 13,457,542.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,230,580.06 : 18,305,949.38 = 8,991,260.24 : x
  2. Step 2: Convert to fraction form
    12,230,580.06/18,305,949.38 = 8,991,260.24/x
  3. Step 3: Cross multiply
    12,230,580.06x = 18,305,949.38 × 8,991,260.24
  4. Step 4: Simplify right side
    12,230,580.06x = 164,593,554,679,360.59
  5. Step 5: Solve for x
    x = 164,593,554,679,360.59/12,230,580.06
  6. Step 6: Final answer
    x = 13,457,542.80

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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.