Home / 7,890,751.44-10,889,239.32-4,453,720.56

Finding the Fourth Proportional to 7,890,751.44, 10,889,239.32 and 4,453,720.56

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Solution

The fourth proportional to 7,890,751.44, 10,889,239.32 and 4,453,720.56 is: 6,146,135.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,890,751.44 : 10,889,239.32 = 4,453,720.56 : x
  2. Step 2: Convert to fraction form
    7,890,751.44/10,889,239.32 = 4,453,720.56/x
  3. Step 3: Cross multiply
    7,890,751.44x = 10,889,239.32 × 4,453,720.56
  4. Step 4: Simplify right side
    7,890,751.44x = 48,497,629,042,244.41
  5. Step 5: Solve for x
    x = 48,497,629,042,244.41/7,890,751.44
  6. Step 6: Final answer
    x = 6,146,135.69

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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.