Home / 18,204,945.92-25,128,812.42-14,490,590.23

Finding the Fourth Proportional to 18,204,945.92, 25,128,812.42 and 14,490,590.23

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Solution

The fourth proportional to 18,204,945.92, 25,128,812.42 and 14,490,590.23 is: 20,001,780.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,204,945.92 : 25,128,812.42 = 14,490,590.23 : x
  2. Step 2: Convert to fraction form
    18,204,945.92/25,128,812.42 = 14,490,590.23/x
  3. Step 3: Cross multiply
    18,204,945.92x = 25,128,812.42 × 14,490,590.23
  4. Step 4: Simplify right side
    18,204,945.92x = 364,131,323,726,796.25
  5. Step 5: Solve for x
    x = 364,131,323,726,796.25/18,204,945.92
  6. Step 6: Final answer
    x = 20,001,780.03

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1.5x scale

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.