Home / 7,880,469.98-11,821,059.06-2,415,164.43

Finding the Fourth Proportional to 7,880,469.98, 11,821,059.06 and 2,415,164.43

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Solution

The fourth proportional to 7,880,469.98, 11,821,059.06 and 2,415,164.43 is: 3,622,855.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,880,469.98 : 11,821,059.06 = 2,415,164.43 : x
  2. Step 2: Convert to fraction form
    7,880,469.98/11,821,059.06 = 2,415,164.43/x
  3. Step 3: Cross multiply
    7,880,469.98x = 11,821,059.06 × 2,415,164.43
  4. Step 4: Simplify right side
    7,880,469.98x = 28,549,801,366,641.24
  5. Step 5: Solve for x
    x = 28,549,801,366,641.24/7,880,469.98
  6. Step 6: Final answer
    x = 3,622,855.17

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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.