Home / 38,247,606.74-52,780,157.44-20,843,578.31

Finding the Fourth Proportional to 38,247,606.74, 52,780,157.44 and 20,843,578.31

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Solution

The fourth proportional to 38,247,606.74, 52,780,157.44 and 20,843,578.31 is: 28,763,298.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,247,606.74 : 52,780,157.44 = 20,843,578.31 : x
  2. Step 2: Convert to fraction form
    38,247,606.74/52,780,157.44 = 20,843,578.31/x
  3. Step 3: Cross multiply
    38,247,606.74x = 52,780,157.44 × 20,843,578.31
  4. Step 4: Simplify right side
    38,247,606.74x = 1,100,127,344,498,759.38
  5. Step 5: Solve for x
    x = 1,100,127,344,498,759.38/38,247,606.74
  6. Step 6: Final answer
    x = 28,763,298.89

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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.