Home / 6,947,876.44-10,421,419.38-2,090,079.64

Finding the Fourth Proportional to 6,947,876.44, 10,421,419.38 and 2,090,079.64

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Solution

The fourth proportional to 6,947,876.44, 10,421,419.38 and 2,090,079.64 is: 3,135,000.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947,876.44 : 10,421,419.38 = 2,090,079.64 : x
  2. Step 2: Convert to fraction form
    6,947,876.44/10,421,419.38 = 2,090,079.64/x
  3. Step 3: Cross multiply
    6,947,876.44x = 10,421,419.38 × 2,090,079.64
  4. Step 4: Simplify right side
    6,947,876.44x = 21,781,596,466,039.43
  5. Step 5: Solve for x
    x = 21,781,596,466,039.43/6,947,876.44
  6. Step 6: Final answer
    x = 3,135,000.55

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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.