Home / 13,524,213.03-18,663,865.34-7,412,657.19

Finding the Fourth Proportional to 13,524,213.03, 18,663,865.34 and 7,412,657.19

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Solution

The fourth proportional to 13,524,213.03, 18,663,865.34 and 7,412,657.19 is: 10,229,714.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,524,213.03 : 18,663,865.34 = 7,412,657.19 : x
  2. Step 2: Convert to fraction form
    13,524,213.03/18,663,865.34 = 7,412,657.19/x
  3. Step 3: Cross multiply
    13,524,213.03x = 18,663,865.34 × 7,412,657.19
  4. Step 4: Simplify right side
    13,524,213.03x = 138,348,835,568,679.52
  5. Step 5: Solve for x
    x = 138,348,835,568,679.52/13,524,213.03
  6. Step 6: Final answer
    x = 10,229,714.31

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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.