Home / 7,168,971.36-9,893,175.04-3,949,707.36

Finding the Fourth Proportional to 7,168,971.36, 9,893,175.04 and 3,949,707.36

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Solution

The fourth proportional to 7,168,971.36, 9,893,175.04 and 3,949,707.36 is: 5,450,593.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,168,971.36 : 9,893,175.04 = 3,949,707.36 : x
  2. Step 2: Convert to fraction form
    7,168,971.36/9,893,175.04 = 3,949,707.36/x
  3. Step 3: Cross multiply
    7,168,971.36x = 9,893,175.04 × 3,949,707.36
  4. Step 4: Simplify right side
    7,168,971.36x = 39,075,146,269,256.29
  5. Step 5: Solve for x
    x = 39,075,146,269,256.29/7,168,971.36
  6. Step 6: Final answer
    x = 5,450,593.16

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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.