Home / 37,907,138.49-52,307,427.69-21,387,524.64

Finding the Fourth Proportional to 37,907,138.49, 52,307,427.69 and 21,387,524.64

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Solution

The fourth proportional to 37,907,138.49, 52,307,427.69 and 21,387,524.64 is: 29,512,288.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,907,138.49 : 52,307,427.69 = 21,387,524.64 : x
  2. Step 2: Convert to fraction form
    37,907,138.49/52,307,427.69 = 21,387,524.64/x
  3. Step 3: Cross multiply
    37,907,138.49x = 52,307,427.69 × 21,387,524.64
  4. Step 4: Simplify right side
    37,907,138.49x = 1,118,726,398,574,893.25
  5. Step 5: Solve for x
    x = 1,118,726,398,574,893.25/37,907,138.49
  6. Step 6: Final answer
    x = 29,512,288.27

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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.