Home / 9,481,705.42-13,084,788.15-5,130,791.74

Finding the Fourth Proportional to 9,481,705.42, 13,084,788.15 and 5,130,791.74

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Solution

The fourth proportional to 9,481,705.42, 13,084,788.15 and 5,130,791.74 is: 7,080,511.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,481,705.42 : 13,084,788.15 = 5,130,791.74 : x
  2. Step 2: Convert to fraction form
    9,481,705.42/13,084,788.15 = 5,130,791.74/x
  3. Step 3: Cross multiply
    9,481,705.42x = 13,084,788.15 × 5,130,791.74
  4. Step 4: Simplify right side
    9,481,705.42x = 67,135,322,959,669.88
  5. Step 5: Solve for x
    x = 67,135,322,959,669.88/9,481,705.42
  6. Step 6: Final answer
    x = 7,080,511.36

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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.