Home / 11,679,286.36-16,000,355.53-11,242,631.56

Finding the Fourth Proportional to 11,679,286.36, 16,000,355.53 and 11,242,631.56

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Solution

The fourth proportional to 11,679,286.36, 16,000,355.53 and 11,242,631.56 is: 15,402,148.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,679,286.36 : 16,000,355.53 = 11,242,631.56 : x
  2. Step 2: Convert to fraction form
    11,679,286.36/16,000,355.53 = 11,242,631.56/x
  3. Step 3: Cross multiply
    11,679,286.36x = 16,000,355.53 × 11,242,631.56
  4. Step 4: Simplify right side
    11,679,286.36x = 179,886,102,052,798.53
  5. Step 5: Solve for x
    x = 179,886,102,052,798.53/11,679,286.36
  6. Step 6: Final answer
    x = 15,402,148.43

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.