Home / 9,519,843.04-13,137,611.67-5,169,112.72

Finding the Fourth Proportional to 9,519,843.04, 13,137,611.67 and 5,169,112.72

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Solution

The fourth proportional to 9,519,843.04, 13,137,611.67 and 5,169,112.72 is: 7,133,499.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519,843.04 : 13,137,611.67 = 5,169,112.72 : x
  2. Step 2: Convert to fraction form
    9,519,843.04/13,137,611.67 = 5,169,112.72/x
  3. Step 3: Cross multiply
    9,519,843.04x = 13,137,611.67 × 5,169,112.72
  4. Step 4: Simplify right side
    9,519,843.04x = 67,909,795,593,817.44
  5. Step 5: Solve for x
    x = 67,909,795,593,817.44/9,519,843.04
  6. Step 6: Final answer
    x = 7,133,499.50

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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.