Home / 34,860,324.40-52,274,512.20-18,683,786.80

Finding the Fourth Proportional to 34,860,324.40, 52,274,512.20 and 18,683,786.80

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Solution

The fourth proportional to 34,860,324.40, 52,274,512.20 and 18,683,786.80 is: 28,017,118.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,860,324.40 : 52,274,512.20 = 18,683,786.80 : x
  2. Step 2: Convert to fraction form
    34,860,324.40/52,274,512.20 = 18,683,786.80/x
  3. Step 3: Cross multiply
    34,860,324.40x = 52,274,512.20 × 18,683,786.80
  4. Step 4: Simplify right side
    34,860,324.40x = 976,685,841,018,799
  5. Step 5: Solve for x
    x = 976,685,841,018,799/34,860,324.40
  6. Step 6: Final answer
    x = 28,017,118.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.