Home / 10,130,589.56-15,201,936.42-9,306,383.96

Finding the Fourth Proportional to 10,130,589.56, 15,201,936.42 and 9,306,383.96

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Solution

The fourth proportional to 10,130,589.56, 15,201,936.42 and 9,306,383.96 is: 13,965,135.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,130,589.56 : 15,201,936.42 = 9,306,383.96 : x
  2. Step 2: Convert to fraction form
    10,130,589.56/15,201,936.42 = 9,306,383.96/x
  3. Step 3: Cross multiply
    10,130,589.56x = 15,201,936.42 × 9,306,383.96
  4. Step 4: Simplify right side
    10,130,589.56x = 141,475,057,260,027.84
  5. Step 5: Solve for x
    x = 141,475,057,260,027.84/10,130,589.56
  6. Step 6: Final answer
    x = 13,965,135.63

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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.