Home / 12,274,685.55-18,411,360.16-3,755,021.98

Finding the Fourth Proportional to 12,274,685.55, 18,411,360.16 and 3,755,021.98

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Solution

The fourth proportional to 12,274,685.55, 18,411,360.16 and 3,755,021.98 is: 5,632,328.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,274,685.55 : 18,411,360.16 = 3,755,021.98 : x
  2. Step 2: Convert to fraction form
    12,274,685.55/18,411,360.16 = 3,755,021.98/x
  3. Step 3: Cross multiply
    12,274,685.55x = 18,411,360.16 × 3,755,021.98
  4. Step 4: Simplify right side
    12,274,685.55x = 69,135,062,082,496.32
  5. Step 5: Solve for x
    x = 69,135,062,082,496.32/12,274,685.55
  6. Step 6: Final answer
    x = 5,632,328.57

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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.