Home / 37,656,408.11-51,962,991.31-21,133,341.53

Finding the Fourth Proportional to 37,656,408.11, 51,962,991.31 and 21,133,341.53

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Solution

The fourth proportional to 37,656,408.11, 51,962,991.31 and 21,133,341.53 is: 29,162,410.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,656,408.11 : 51,962,991.31 = 21,133,341.53 : x
  2. Step 2: Convert to fraction form
    37,656,408.11/51,962,991.31 = 21,133,341.53/x
  3. Step 3: Cross multiply
    37,656,408.11x = 51,962,991.31 × 21,133,341.53
  4. Step 4: Simplify right side
    37,656,408.11x = 1,098,151,642,274,652.25
  5. Step 5: Solve for x
    x = 1,098,151,642,274,652.25/37,656,408.11
  6. Step 6: Final answer
    x = 29,162,410.79

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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.