Home / 36,562,621.56-50,455,696.33-20,042,781.72

Finding the Fourth Proportional to 36,562,621.56, 50,455,696.33 and 20,042,781.72

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Solution

The fourth proportional to 36,562,621.56, 50,455,696.33 and 20,042,781.72 is: 27,658,643.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,562,621.56 : 50,455,696.33 = 20,042,781.72 : x
  2. Step 2: Convert to fraction form
    36,562,621.56/50,455,696.33 = 20,042,781.72/x
  3. Step 3: Cross multiply
    36,562,621.56x = 50,455,696.33 × 20,042,781.72
  4. Step 4: Simplify right side
    36,562,621.56x = 1,011,272,507,720,302.75
  5. Step 5: Solve for x
    x = 1,011,272,507,720,302.75/36,562,621.56
  6. Step 6: Final answer
    x = 27,658,643.30

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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.