Home / 13,567,953.06-18,723,892.23-7,372,998.54

Finding the Fourth Proportional to 13,567,953.06, 18,723,892.23 and 7,372,998.54

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Solution

The fourth proportional to 13,567,953.06, 18,723,892.23 and 7,372,998.54 is: 10,174,801.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567,953.06 : 18,723,892.23 = 7,372,998.54 : x
  2. Step 2: Convert to fraction form
    13,567,953.06/18,723,892.23 = 7,372,998.54/x
  3. Step 3: Cross multiply
    13,567,953.06x = 18,723,892.23 × 7,372,998.54
  4. Step 4: Simplify right side
    13,567,953.06x = 138,051,230,074,907.34
  5. Step 5: Solve for x
    x = 138,051,230,074,907.34/13,567,953.06
  6. Step 6: Final answer
    x = 10,174,801.57

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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.