Home / 5,175,824.78-7,142,638.44-3,001,629.06

Finding the Fourth Proportional to 5,175,824.78, 7,142,638.44 and 3,001,629.06

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Solution

The fourth proportional to 5,175,824.78, 7,142,638.44 and 3,001,629.06 is: 4,142,248.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175,824.78 : 7,142,638.44 = 3,001,629.06 : x
  2. Step 2: Convert to fraction form
    5,175,824.78/7,142,638.44 = 3,001,629.06/x
  3. Step 3: Cross multiply
    5,175,824.78x = 7,142,638.44 × 3,001,629.06
  4. Step 4: Simplify right side
    5,175,824.78x = 21,439,551,106,577.07
  5. Step 5: Solve for x
    x = 21,439,551,106,577.07/5,175,824.78
  6. Step 6: Final answer
    x = 4,142,248.25

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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.