Home / 13,500,770.44-18,631,112.16-7,305,816.41

Finding the Fourth Proportional to 13,500,770.44, 18,631,112.16 and 7,305,816.41

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Solution

The fourth proportional to 13,500,770.44, 18,631,112.16 and 7,305,816.41 is: 10,082,053.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,500,770.44 : 18,631,112.16 = 7,305,816.41 : x
  2. Step 2: Convert to fraction form
    13,500,770.44/18,631,112.16 = 7,305,816.41/x
  3. Step 3: Cross multiply
    13,500,770.44x = 18,631,112.16 × 7,305,816.41
  4. Step 4: Simplify right side
    13,500,770.44x = 136,115,484,955,078.55
  5. Step 5: Solve for x
    x = 136,115,484,955,078.55/13,500,770.44
  6. Step 6: Final answer
    x = 10,082,053.14

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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.