Home / 14,066,788.80-21,100,183.20-13,122,004.80

Finding the Fourth Proportional to 14,066,788.80, 21,100,183.20 and 13,122,004.80

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Solution

The fourth proportional to 14,066,788.80, 21,100,183.20 and 13,122,004.80 is: 19,683,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,066,788.80 : 21,100,183.20 = 13,122,004.80 : x
  2. Step 2: Convert to fraction form
    14,066,788.80/21,100,183.20 = 13,122,004.80/x
  3. Step 3: Cross multiply
    14,066,788.80x = 21,100,183.20 × 13,122,004.80
  4. Step 4: Simplify right side
    14,066,788.80x = 276,876,705,231,279.38
  5. Step 5: Solve for x
    x = 276,876,705,231,279.38/14,066,788.80
  6. Step 6: Final answer
    x = 19,683,007.20

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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.