Home / 13,858,113.72-19,114,708.14-9,035,749.56

Finding the Fourth Proportional to 13,858,113.72, 19,114,708.14 and 9,035,749.56

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Solution

The fourth proportional to 13,858,113.72, 19,114,708.14 and 9,035,749.56 is: 12,463,147.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,858,113.72 : 19,114,708.14 = 9,035,749.56 : x
  2. Step 2: Convert to fraction form
    13,858,113.72/19,114,708.14 = 9,035,749.56/x
  3. Step 3: Cross multiply
    13,858,113.72x = 19,114,708.14 × 9,035,749.56
  4. Step 4: Simplify right side
    13,858,113.72x = 172,715,715,665,533.44
  5. Step 5: Solve for x
    x = 172,715,715,665,533.44/13,858,113.72
  6. Step 6: Final answer
    x = 12,463,147.52

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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.