Home / 57,798,383.56-79,684,608.92-45,916,621

Finding the Fourth Proportional to 57,798,383.56, 79,684,608.92 and 45,916,621

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Solution

The fourth proportional to 57,798,383.56, 79,684,608.92 and 45,916,621 is: 63,303,638.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,798,383.56 : 79,684,608.92 = 45,916,621 : x
  2. Step 2: Convert to fraction form
    57,798,383.56/79,684,608.92 = 45,916,621/x
  3. Step 3: Cross multiply
    57,798,383.56x = 79,684,608.92 × 45,916,621
  4. Step 4: Simplify right side
    57,798,383.56x = 3,658,847,987,312,859.50
  5. Step 5: Solve for x
    x = 3,658,847,987,312,859.50/57,798,383.56
  6. Step 6: Final answer
    x = 63,303,638.65

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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.