Home / 13,567,886.56-18,723,800.19-7,372,932.04

Finding the Fourth Proportional to 13,567,886.56, 18,723,800.19 and 7,372,932.04

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Solution

The fourth proportional to 13,567,886.56, 18,723,800.19 and 7,372,932.04 is: 10,174,709.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567,886.56 : 18,723,800.19 = 7,372,932.04 : x
  2. Step 2: Convert to fraction form
    13,567,886.56/18,723,800.19 = 7,372,932.04/x
  3. Step 3: Cross multiply
    13,567,886.56x = 18,723,800.19 × 7,372,932.04
  4. Step 4: Simplify right side
    13,567,886.56x = 138,049,306,331,409.09
  5. Step 5: Solve for x
    x = 138,049,306,331,409.09/13,567,886.56
  6. Step 6: Final answer
    x = 10,174,709.65

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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.