Home / 7,454,498.40-11,181,747.60-7,194,682.80

Finding the Fourth Proportional to 7,454,498.40, 11,181,747.60 and 7,194,682.80

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Solution

The fourth proportional to 7,454,498.40, 11,181,747.60 and 7,194,682.80 is: 10,792,024.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454,498.40 : 11,181,747.60 = 7,194,682.80 : x
  2. Step 2: Convert to fraction form
    7,454,498.40/11,181,747.60 = 7,194,682.80/x
  3. Step 3: Cross multiply
    7,454,498.40x = 11,181,747.60 × 7,194,682.80
  4. Step 4: Simplify right side
    7,454,498.40x = 80,449,127,131,661.28
  5. Step 5: Solve for x
    x = 80,449,127,131,661.28/7,454,498.40
  6. Step 6: Final answer
    x = 10,792,024.20

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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.