Home / 9,241,828.40-12,753,665.76-5,111,785.56

Finding the Fourth Proportional to 9,241,828.40, 12,753,665.76 and 5,111,785.56

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Solution

The fourth proportional to 9,241,828.40, 12,753,665.76 and 5,111,785.56 is: 7,054,232.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,241,828.40 : 12,753,665.76 = 5,111,785.56 : x
  2. Step 2: Convert to fraction form
    9,241,828.40/12,753,665.76 = 5,111,785.56/x
  3. Step 3: Cross multiply
    9,241,828.40x = 12,753,665.76 × 5,111,785.56
  4. Step 4: Simplify right side
    9,241,828.40x = 65,194,004,469,034.42
  5. Step 5: Solve for x
    x = 65,194,004,469,034.42/9,241,828.40
  6. Step 6: Final answer
    x = 7,054,232.31

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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.