Home / 26,128,942.60-39,194,939.34-7,933,731.40

Finding the Fourth Proportional to 26,128,942.60, 39,194,939.34 and 7,933,731.40

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Solution

The fourth proportional to 26,128,942.60, 39,194,939.34 and 7,933,731.40 is: 11,901,060.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,128,942.60 : 39,194,939.34 = 7,933,731.40 : x
  2. Step 2: Convert to fraction form
    26,128,942.60/39,194,939.34 = 7,933,731.40/x
  3. Step 3: Cross multiply
    26,128,942.60x = 39,194,939.34 × 7,933,731.40
  4. Step 4: Simplify right side
    26,128,942.60x = 310,962,120,962,853.31
  5. Step 5: Solve for x
    x = 310,962,120,962,853.31/26,128,942.60
  6. Step 6: Final answer
    x = 11,901,060.28

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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.