Home / 55,374,998.45-76,418,299.61-30,595,755.41

Finding the Fourth Proportional to 55,374,998.45, 76,418,299.61 and 30,595,755.41

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Solution

The fourth proportional to 55,374,998.45, 76,418,299.61 and 30,595,755.41 is: 42,222,585.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,374,998.45 : 76,418,299.61 = 30,595,755.41 : x
  2. Step 2: Convert to fraction form
    55,374,998.45/76,418,299.61 = 30,595,755.41/x
  3. Step 3: Cross multiply
    55,374,998.45x = 76,418,299.61 × 30,595,755.41
  4. Step 4: Simplify right side
    55,374,998.45x = 2,338,075,603,562,680
  5. Step 5: Solve for x
    x = 2,338,075,603,562,680/55,374,998.45
  6. Step 6: Final answer
    x = 42,222,585.44

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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.