Home / 36,394,433.19-50,230,805.20-21,509,149.56

Finding the Fourth Proportional to 36,394,433.19, 50,230,805.20 and 21,509,149.56

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Solution

The fourth proportional to 36,394,433.19, 50,230,805.20 and 21,509,149.56 is: 29,686,460.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,394,433.19 : 50,230,805.20 = 21,509,149.56 : x
  2. Step 2: Convert to fraction form
    36,394,433.19/50,230,805.20 = 21,509,149.56/x
  3. Step 3: Cross multiply
    36,394,433.19x = 50,230,805.20 × 21,509,149.56
  4. Step 4: Simplify right side
    36,394,433.19x = 1,080,421,901,323,887.25
  5. Step 5: Solve for x
    x = 1,080,421,901,323,887.25/36,394,433.19
  6. Step 6: Final answer
    x = 29,686,460.45

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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.