Home / 12,760,223.85-17,610,815.75-8,114,462.37

Finding the Fourth Proportional to 12,760,223.85, 17,610,815.75 and 8,114,462.37

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Solution

The fourth proportional to 12,760,223.85, 17,610,815.75 and 8,114,462.37 is: 11,199,043.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,760,223.85 : 17,610,815.75 = 8,114,462.37 : x
  2. Step 2: Convert to fraction form
    12,760,223.85/17,610,815.75 = 8,114,462.37/x
  3. Step 3: Cross multiply
    12,760,223.85x = 17,610,815.75 × 8,114,462.37
  4. Step 4: Simplify right side
    12,760,223.85x = 142,902,301,667,806.03
  5. Step 5: Solve for x
    x = 142,902,301,667,806.03/12,760,223.85
  6. Step 6: Final answer
    x = 11,199,043.48

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1.5x scale

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.