Home / 13,839,631.44-20,763,234.72-6,657,173.52

Finding the Fourth Proportional to 13,839,631.44, 20,763,234.72 and 6,657,173.52

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Solution

The fourth proportional to 13,839,631.44, 20,763,234.72 and 6,657,173.52 is: 9,987,582.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,839,631.44 : 20,763,234.72 = 6,657,173.52 : x
  2. Step 2: Convert to fraction form
    13,839,631.44/20,763,234.72 = 6,657,173.52/x
  3. Step 3: Cross multiply
    13,839,631.44x = 20,763,234.72 × 6,657,173.52
  4. Step 4: Simplify right side
    13,839,631.44x = 138,224,456,367,528.59
  5. Step 5: Solve for x
    x = 138,224,456,367,528.59/13,839,631.44
  6. Step 6: Final answer
    x = 9,987,582.18

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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.