Home / 10,197,513.44-14,072,137.52-5,551,201.76

Finding the Fourth Proportional to 10,197,513.44, 14,072,137.52 and 5,551,201.76

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Solution

The fourth proportional to 10,197,513.44, 14,072,137.52 and 5,551,201.76 is: 7,660,423.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,197,513.44 : 14,072,137.52 = 5,551,201.76 : x
  2. Step 2: Convert to fraction form
    10,197,513.44/14,072,137.52 = 5,551,201.76/x
  3. Step 3: Cross multiply
    10,197,513.44x = 14,072,137.52 × 5,551,201.76
  4. Step 4: Simplify right side
    10,197,513.44x = 78,117,274,469,869.34
  5. Step 5: Solve for x
    x = 78,117,274,469,869.34/10,197,513.44
  6. Step 6: Final answer
    x = 7,660,423.79

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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.