Home / 7,766,361.36-11,640,392.16-3,501,536.40

Finding the Fourth Proportional to 7,766,361.36, 11,640,392.16 and 3,501,536.40

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Solution

The fourth proportional to 7,766,361.36, 11,640,392.16 and 3,501,536.40 is: 5,248,179.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766,361.36 : 11,640,392.16 = 3,501,536.40 : x
  2. Step 2: Convert to fraction form
    7,766,361.36/11,640,392.16 = 3,501,536.40/x
  3. Step 3: Cross multiply
    7,766,361.36x = 11,640,392.16 × 3,501,536.40
  4. Step 4: Simplify right side
    7,766,361.36x = 40,759,256,858,514.62
  5. Step 5: Solve for x
    x = 40,759,256,858,514.62/7,766,361.36
  6. Step 6: Final answer
    x = 5,248,179.29

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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.