Home / 26,462,942.64-39,687,245.16-7,289,139.60

Finding the Fourth Proportional to 26,462,942.64, 39,687,245.16 and 7,289,139.60

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Solution

The fourth proportional to 26,462,942.64, 39,687,245.16 and 7,289,139.60 is: 10,931,734.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,462,942.64 : 39,687,245.16 = 7,289,139.60 : x
  2. Step 2: Convert to fraction form
    26,462,942.64/39,687,245.16 = 7,289,139.60/x
  3. Step 3: Cross multiply
    26,462,942.64x = 39,687,245.16 × 7,289,139.60
  4. Step 4: Simplify right side
    26,462,942.64x = 289,285,870,310,664.31
  5. Step 5: Solve for x
    x = 289,285,870,310,664.31/26,462,942.64
  6. Step 6: Final answer
    x = 10,931,734.78

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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.