Home / 12,275,130.42-18,412,024.95-3,755,467.80

Finding the Fourth Proportional to 12,275,130.42, 18,412,024.95 and 3,755,467.80

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Solution

The fourth proportional to 12,275,130.42, 18,412,024.95 and 3,755,467.80 is: 5,632,996.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,275,130.42 : 18,412,024.95 = 3,755,467.80 : x
  2. Step 2: Convert to fraction form
    12,275,130.42/18,412,024.95 = 3,755,467.80/x
  3. Step 3: Cross multiply
    12,275,130.42x = 18,412,024.95 × 3,755,467.80
  4. Step 4: Simplify right side
    12,275,130.42x = 69,145,766,832,521.60
  5. Step 5: Solve for x
    x = 69,145,766,832,521.60/12,275,130.42
  6. Step 6: Final answer
    x = 5,632,996.51

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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.