Home / 10,012,889.82-13,818,059.64-5,662,626.66

Finding the Fourth Proportional to 10,012,889.82, 13,818,059.64 and 5,662,626.66

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Solution

The fourth proportional to 10,012,889.82, 13,818,059.64 and 5,662,626.66 is: 7,814,578.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012,889.82 : 13,818,059.64 = 5,662,626.66 : x
  2. Step 2: Convert to fraction form
    10,012,889.82/13,818,059.64 = 5,662,626.66/x
  3. Step 3: Cross multiply
    10,012,889.82x = 13,818,059.64 × 5,662,626.66
  4. Step 4: Simplify right side
    10,012,889.82x = 78,246,512,906,934.02
  5. Step 5: Solve for x
    x = 78,246,512,906,934.02/10,012,889.82
  6. Step 6: Final answer
    x = 7,814,578.44

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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.