Home / 21,969,021.92-32,953,467.12-5,574,274.64

Finding the Fourth Proportional to 21,969,021.92, 32,953,467.12 and 5,574,274.64

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Solution

The fourth proportional to 21,969,021.92, 32,953,467.12 and 5,574,274.64 is: 8,361,395.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,969,021.92 : 32,953,467.12 = 5,574,274.64 : x
  2. Step 2: Convert to fraction form
    21,969,021.92/32,953,467.12 = 5,574,274.64/x
  3. Step 3: Cross multiply
    21,969,021.92x = 32,953,467.12 × 5,574,274.64
  4. Step 4: Simplify right side
    21,969,021.92x = 183,691,676,067,089.84
  5. Step 5: Solve for x
    x = 183,691,676,067,089.84/21,969,021.92
  6. Step 6: Final answer
    x = 8,361,395.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.