Home / 5,175,012.72-7,136,673.48-4,089,876.64

Finding the Fourth Proportional to 5,175,012.72, 7,136,673.48 and 4,089,876.64

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Solution

The fourth proportional to 5,175,012.72, 7,136,673.48 and 4,089,876.64 is: 5,640,201.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175,012.72 : 7,136,673.48 = 4,089,876.64 : x
  2. Step 2: Convert to fraction form
    5,175,012.72/7,136,673.48 = 4,089,876.64/x
  3. Step 3: Cross multiply
    5,175,012.72x = 7,136,673.48 × 4,089,876.64
  4. Step 4: Simplify right side
    5,175,012.72x = 29,188,114,153,159.51
  5. Step 5: Solve for x
    x = 29,188,114,153,159.51/5,175,012.72
  6. Step 6: Final answer
    x = 5,640,201.43

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.