Home / 5,142,755.34-7,714,198.62-3,544,889.40

Finding the Fourth Proportional to 5,142,755.34, 7,714,198.62 and 3,544,889.40

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Solution

The fourth proportional to 5,142,755.34, 7,714,198.62 and 3,544,889.40 is: 5,317,379.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,142,755.34 : 7,714,198.62 = 3,544,889.40 : x
  2. Step 2: Convert to fraction form
    5,142,755.34/7,714,198.62 = 3,544,889.40/x
  3. Step 3: Cross multiply
    5,142,755.34x = 7,714,198.62 × 3,544,889.40
  4. Step 4: Simplify right side
    5,142,755.34x = 27,345,980,917,532.63
  5. Step 5: Solve for x
    x = 27,345,980,917,532.63/5,142,755.34
  6. Step 6: Final answer
    x = 5,317,379.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.