Home / 18,780,090.24-25,916,632.32-11,045,458.56

Finding the Fourth Proportional to 18,780,090.24, 25,916,632.32 and 11,045,458.56

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Solution

The fourth proportional to 18,780,090.24, 25,916,632.32 and 11,045,458.56 is: 15,242,796.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,780,090.24 : 25,916,632.32 = 11,045,458.56 : x
  2. Step 2: Convert to fraction form
    18,780,090.24/25,916,632.32 = 11,045,458.56/x
  3. Step 3: Cross multiply
    18,780,090.24x = 25,916,632.32 × 11,045,458.56
  4. Step 4: Simplify right side
    18,780,090.24x = 286,261,088,305,316.69
  5. Step 5: Solve for x
    x = 286,261,088,305,316.69/18,780,090.24
  6. Step 6: Final answer
    x = 15,242,796.21

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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.