Home / 13,517,819.26-20,277,975.47-4,419,963.51

Finding the Fourth Proportional to 13,517,819.26, 20,277,975.47 and 4,419,963.51

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Solution

The fourth proportional to 13,517,819.26, 20,277,975.47 and 4,419,963.51 is: 6,630,352.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,517,819.26 : 20,277,975.47 = 4,419,963.51 : x
  2. Step 2: Convert to fraction form
    13,517,819.26/20,277,975.47 = 4,419,963.51/x
  3. Step 3: Cross multiply
    13,517,819.26x = 20,277,975.47 × 4,419,963.51
  4. Step 4: Simplify right side
    13,517,819.26x = 89,627,911,634,075.09
  5. Step 5: Solve for x
    x = 89,627,911,634,075.09/13,517,819.26
  6. Step 6: Final answer
    x = 6,630,352.86

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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.