Home / 37,582,161.76-51,862,519.56-21,900,187.60

Finding the Fourth Proportional to 37,582,161.76, 51,862,519.56 and 21,900,187.60

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Solution

The fourth proportional to 37,582,161.76, 51,862,519.56 and 21,900,187.60 is: 30,221,755.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,582,161.76 : 51,862,519.56 = 21,900,187.60 : x
  2. Step 2: Convert to fraction form
    37,582,161.76/51,862,519.56 = 21,900,187.60/x
  3. Step 3: Cross multiply
    37,582,161.76x = 51,862,519.56 × 21,900,187.60
  4. Step 4: Simplify right side
    37,582,161.76x = 1,135,798,907,772,669.50
  5. Step 5: Solve for x
    x = 1,135,798,907,772,669.50/37,582,161.76
  6. Step 6: Final answer
    x = 30,221,755.60

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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.