Home / 30,236,199.75-41,729,498.04-17,185,420.43

Finding the Fourth Proportional to 30,236,199.75, 41,729,498.04 and 17,185,420.43

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Solution

The fourth proportional to 30,236,199.75, 41,729,498.04 and 17,185,420.43 is: 23,717,893.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,236,199.75 : 41,729,498.04 = 17,185,420.43 : x
  2. Step 2: Convert to fraction form
    30,236,199.75/41,729,498.04 = 17,185,420.43/x
  3. Step 3: Cross multiply
    30,236,199.75x = 41,729,498.04 × 17,185,420.43
  4. Step 4: Simplify right side
    30,236,199.75x = 717,138,967,941,613.50
  5. Step 5: Solve for x
    x = 717,138,967,941,613.50/30,236,199.75
  6. Step 6: Final answer
    x = 23,717,893.58

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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.