Home / 6,617,942.40-9,132,982.20-3,677,883.36

Finding the Fourth Proportional to 6,617,942.40, 9,132,982.20 and 3,677,883.36

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Solution

The fourth proportional to 6,617,942.40, 9,132,982.20 and 3,677,883.36 is: 5,075,602.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,617,942.40 : 9,132,982.20 = 3,677,883.36 : x
  2. Step 2: Convert to fraction form
    6,617,942.40/9,132,982.20 = 3,677,883.36/x
  3. Step 3: Cross multiply
    6,617,942.40x = 9,132,982.20 × 3,677,883.36
  4. Step 4: Simplify right side
    6,617,942.40x = 33,590,043,260,556.19
  5. Step 5: Solve for x
    x = 33,590,043,260,556.19/6,617,942.40
  6. Step 6: Final answer
    x = 5,075,602.24

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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.