Home / 37,320,887.70-51,503,064.84-20,802,061.44

Finding the Fourth Proportional to 37,320,887.70, 51,503,064.84 and 20,802,061.44

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Solution

The fourth proportional to 37,320,887.70, 51,503,064.84 and 20,802,061.44 is: 28,706,978.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,320,887.70 : 51,503,064.84 = 20,802,061.44 : x
  2. Step 2: Convert to fraction form
    37,320,887.70/51,503,064.84 = 20,802,061.44/x
  3. Step 3: Cross multiply
    37,320,887.70x = 51,503,064.84 × 20,802,061.44
  4. Step 4: Simplify right side
    37,320,887.70x = 1,071,369,919,149,983.88
  5. Step 5: Solve for x
    x = 1,071,369,919,149,983.88/37,320,887.70
  6. Step 6: Final answer
    x = 28,706,978.46

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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.