Home / 22,018,002.70-33,027,004.05-19,666,540.30

Finding the Fourth Proportional to 22,018,002.70, 33,027,004.05 and 19,666,540.30

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Solution

The fourth proportional to 22,018,002.70, 33,027,004.05 and 19,666,540.30 is: 29,499,810.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,018,002.70 : 33,027,004.05 = 19,666,540.30 : x
  2. Step 2: Convert to fraction form
    22,018,002.70/33,027,004.05 = 19,666,540.30/x
  3. Step 3: Cross multiply
    22,018,002.70x = 33,027,004.05 × 19,666,540.30
  4. Step 4: Simplify right side
    22,018,002.70x = 649,526,906,137,588.25
  5. Step 5: Solve for x
    x = 649,526,906,137,588.25/22,018,002.70
  6. Step 6: Final answer
    x = 29,499,810.45

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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.