Home / 29,196,145.44-40,271,698.80-18,725,576.64

Finding the Fourth Proportional to 29,196,145.44, 40,271,698.80 and 18,725,576.64

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Solution

The fourth proportional to 29,196,145.44, 40,271,698.80 and 18,725,576.64 is: 25,829,121.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,196,145.44 : 40,271,698.80 = 18,725,576.64 : x
  2. Step 2: Convert to fraction form
    29,196,145.44/40,271,698.80 = 18,725,576.64/x
  3. Step 3: Cross multiply
    29,196,145.44x = 40,271,698.80 × 18,725,576.64
  4. Step 4: Simplify right side
    29,196,145.44x = 754,110,782,302,396
  5. Step 5: Solve for x
    x = 754,110,782,302,396/29,196,145.44
  6. Step 6: Final answer
    x = 25,829,121.31

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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.