Home / 68,410,699.92-94,407,546.60-39,045,996.72

Finding the Fourth Proportional to 68,410,699.92, 94,407,546.60 and 39,045,996.72

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Solution

The fourth proportional to 68,410,699.92, 94,407,546.60 and 39,045,996.72 is: 53,883,921.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,410,699.92 : 94,407,546.60 = 39,045,996.72 : x
  2. Step 2: Convert to fraction form
    68,410,699.92/94,407,546.60 = 39,045,996.72/x
  3. Step 3: Cross multiply
    68,410,699.92x = 94,407,546.60 × 39,045,996.72
  4. Step 4: Simplify right side
    68,410,699.92x = 3,686,236,754,886,847
  5. Step 5: Solve for x
    x = 3,686,236,754,886,847/68,410,699.92
  6. Step 6: Final answer
    x = 53,883,921.07

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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.