Home / 5,621,536.40-7,757,718.56-3,043,215.28

Finding the Fourth Proportional to 5,621,536.40, 7,757,718.56 and 3,043,215.28

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Solution

The fourth proportional to 5,621,536.40, 7,757,718.56 and 3,043,215.28 is: 4,199,636.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621,536.40 : 7,757,718.56 = 3,043,215.28 : x
  2. Step 2: Convert to fraction form
    5,621,536.40/7,757,718.56 = 3,043,215.28/x
  3. Step 3: Cross multiply
    5,621,536.40x = 7,757,718.56 × 3,043,215.28
  4. Step 4: Simplify right side
    5,621,536.40x = 23,608,407,659,731.59
  5. Step 5: Solve for x
    x = 23,608,407,659,731.59/5,621,536.40
  6. Step 6: Final answer
    x = 4,199,636.18

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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.