Home / 26,298,222.56-39,447,333.85-7,128,481.39

Finding the Fourth Proportional to 26,298,222.56, 39,447,333.85 and 7,128,481.39

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Solution

The fourth proportional to 26,298,222.56, 39,447,333.85 and 7,128,481.39 is: 10,692,722.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,298,222.56 : 39,447,333.85 = 7,128,481.39 : x
  2. Step 2: Convert to fraction form
    26,298,222.56/39,447,333.85 = 7,128,481.39/x
  3. Step 3: Cross multiply
    26,298,222.56x = 39,447,333.85 × 7,128,481.39
  4. Step 4: Simplify right side
    26,298,222.56x = 281,199,585,333,599.34
  5. Step 5: Solve for x
    x = 281,199,585,333,599.34/26,298,222.56
  6. Step 6: Final answer
    x = 10,692,722.09

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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.