Home / 11,412,972.37-15,748,219.87-6,940,245.72

Finding the Fourth Proportional to 11,412,972.37, 15,748,219.87 and 6,940,245.72

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Solution

The fourth proportional to 11,412,972.37, 15,748,219.87 and 6,940,245.72 is: 9,576,516.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,412,972.37 : 15,748,219.87 = 6,940,245.72 : x
  2. Step 2: Convert to fraction form
    11,412,972.37/15,748,219.87 = 6,940,245.72/x
  3. Step 3: Cross multiply
    11,412,972.37x = 15,748,219.87 × 6,940,245.72
  4. Step 4: Simplify right side
    11,412,972.37x = 109,296,515,550,386.45
  5. Step 5: Solve for x
    x = 109,296,515,550,386.45/11,412,972.37
  6. Step 6: Final answer
    x = 9,576,516.27

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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.