Home / 9,967,738.80-13,755,480.04-5,384,060.18

Finding the Fourth Proportional to 9,967,738.80, 13,755,480.04 and 5,384,060.18

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Solution

The fourth proportional to 9,967,738.80, 13,755,480.04 and 5,384,060.18 is: 7,430,003.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,967,738.80 : 13,755,480.04 = 5,384,060.18 : x
  2. Step 2: Convert to fraction form
    9,967,738.80/13,755,480.04 = 5,384,060.18/x
  3. Step 3: Cross multiply
    9,967,738.80x = 13,755,480.04 × 5,384,060.18
  4. Step 4: Simplify right side
    9,967,738.80x = 74,060,332,329,684.53
  5. Step 5: Solve for x
    x = 74,060,332,329,684.53/9,967,738.80
  6. Step 6: Final answer
    x = 7,430,003.31

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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.