Home / 37,855,032.12-52,239,968.82-20,451,367.26

Finding the Fourth Proportional to 37,855,032.12, 52,239,968.82 and 20,451,367.26

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Solution

The fourth proportional to 37,855,032.12, 52,239,968.82 and 20,451,367.26 is: 28,222,900.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,855,032.12 : 52,239,968.82 = 20,451,367.26 : x
  2. Step 2: Convert to fraction form
    37,855,032.12/52,239,968.82 = 20,451,367.26/x
  3. Step 3: Cross multiply
    37,855,032.12x = 52,239,968.82 × 20,451,367.26
  4. Step 4: Simplify right side
    37,855,032.12x = 1,068,378,787,988,768.88
  5. Step 5: Solve for x
    x = 1,068,378,787,988,768.88/37,855,032.12
  6. Step 6: Final answer
    x = 28,222,900.05

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1.5x scale

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.