Home / 12,274,790.48-18,411,520.07-3,755,127.68

Finding the Fourth Proportional to 12,274,790.48, 18,411,520.07 and 3,755,127.68

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Solution

The fourth proportional to 12,274,790.48, 18,411,520.07 and 3,755,127.68 is: 5,632,487.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,274,790.48 : 18,411,520.07 = 3,755,127.68 : x
  2. Step 2: Convert to fraction form
    12,274,790.48/18,411,520.07 = 3,755,127.68/x
  3. Step 3: Cross multiply
    12,274,790.48x = 18,411,520.07 × 3,755,127.68
  4. Step 4: Simplify right side
    12,274,790.48x = 69,137,608,563,062.76
  5. Step 5: Solve for x
    x = 69,137,608,563,062.76/12,274,790.48
  6. Step 6: Final answer
    x = 5,632,487.88

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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.