Home / 30,178,415.93-41,651,649-17,787,786.08

Finding the Fourth Proportional to 30,178,415.93, 41,651,649 and 17,787,786.08

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Solution

The fourth proportional to 30,178,415.93, 41,651,649 and 17,787,786.08 is: 24,550,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,178,415.93 : 41,651,649 = 17,787,786.08 : x
  2. Step 2: Convert to fraction form
    30,178,415.93/41,651,649 = 17,787,786.08/x
  3. Step 3: Cross multiply
    30,178,415.93x = 41,651,649 × 17,787,786.08
  4. Step 4: Simplify right side
    30,178,415.93x = 740,890,622,082,987.62
  5. Step 5: Solve for x
    x = 740,890,622,082,987.62/30,178,415.93
  6. Step 6: Final answer
    x = 24,550,348.30

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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.