Home / 13,027,501.44-17,978,240.16-7,226,094.24

Finding the Fourth Proportional to 13,027,501.44, 17,978,240.16 and 7,226,094.24

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Solution

The fourth proportional to 13,027,501.44, 17,978,240.16 and 7,226,094.24 is: 9,972,169.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027,501.44 : 17,978,240.16 = 7,226,094.24 : x
  2. Step 2: Convert to fraction form
    13,027,501.44/17,978,240.16 = 7,226,094.24/x
  3. Step 3: Cross multiply
    13,027,501.44x = 17,978,240.16 × 7,226,094.24
  4. Step 4: Simplify right side
    13,027,501.44x = 129,912,457,665,512.69
  5. Step 5: Solve for x
    x = 129,912,457,665,512.69/13,027,501.44
  6. Step 6: Final answer
    x = 9,972,169.89

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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.