Home / 40,097,757.96-55,334,959.38-21,763,045.80

Finding the Fourth Proportional to 40,097,757.96, 55,334,959.38 and 21,763,045.80

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Solution

The fourth proportional to 40,097,757.96, 55,334,959.38 and 21,763,045.80 is: 30,033,032.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,097,757.96 : 55,334,959.38 = 21,763,045.80 : x
  2. Step 2: Convert to fraction form
    40,097,757.96/55,334,959.38 = 21,763,045.80/x
  3. Step 3: Cross multiply
    40,097,757.96x = 55,334,959.38 × 21,763,045.80
  4. Step 4: Simplify right side
    40,097,757.96x = 1,204,257,255,328,079.75
  5. Step 5: Solve for x
    x = 1,204,257,255,328,079.75/40,097,757.96
  6. Step 6: Final answer
    x = 30,033,032.18

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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.