Home / 10,315,010.91-15,474,936.66-10,143,637.59

Finding the Fourth Proportional to 10,315,010.91, 15,474,936.66 and 10,143,637.59

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Solution

The fourth proportional to 10,315,010.91, 15,474,936.66 and 10,143,637.59 is: 15,217,836.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,315,010.91 : 15,474,936.66 = 10,143,637.59 : x
  2. Step 2: Convert to fraction form
    10,315,010.91/15,474,936.66 = 10,143,637.59/x
  3. Step 3: Cross multiply
    10,315,010.91x = 15,474,936.66 × 10,143,637.59
  4. Step 4: Simplify right side
    10,315,010.91x = 156,972,149,207,245.06
  5. Step 5: Solve for x
    x = 156,972,149,207,245.06/10,315,010.91
  6. Step 6: Final answer
    x = 15,217,836.47

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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.