Home / 12,391,327.37-17,100,493.26-7,430,576.37

Finding the Fourth Proportional to 12,391,327.37, 17,100,493.26 and 7,430,576.37

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Solution

The fourth proportional to 12,391,327.37, 17,100,493.26 and 7,430,576.37 is: 10,254,472.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,391,327.37 : 17,100,493.26 = 7,430,576.37 : x
  2. Step 2: Convert to fraction form
    12,391,327.37/17,100,493.26 = 7,430,576.37/x
  3. Step 3: Cross multiply
    12,391,327.37x = 17,100,493.26 × 7,430,576.37
  4. Step 4: Simplify right side
    12,391,327.37x = 127,066,521,133,100.28
  5. Step 5: Solve for x
    x = 127,066,521,133,100.28/12,391,327.37
  6. Step 6: Final answer
    x = 10,254,472.13

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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.