Home / 6,910,276.72-10,367,407.32-2,118,673.12

Finding the Fourth Proportional to 6,910,276.72, 10,367,407.32 and 2,118,673.12

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Solution

The fourth proportional to 6,910,276.72, 10,367,407.32 and 2,118,673.12 is: 3,178,620.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910,276.72 : 10,367,407.32 = 2,118,673.12 : x
  2. Step 2: Convert to fraction form
    6,910,276.72/10,367,407.32 = 2,118,673.12/x
  3. Step 3: Cross multiply
    6,910,276.72x = 10,367,407.32 × 2,118,673.12
  4. Step 4: Simplify right side
    6,910,276.72x = 21,965,147,212,975.24
  5. Step 5: Solve for x
    x = 21,965,147,212,975.24/6,910,276.72
  6. Step 6: Final answer
    x = 3,178,620.50

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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.