Home / 13,542,178.43-20,314,808.98-4,910,344.34

Finding the Fourth Proportional to 13,542,178.43, 20,314,808.98 and 4,910,344.34

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Solution

The fourth proportional to 13,542,178.43, 20,314,808.98 and 4,910,344.34 is: 7,366,075.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,542,178.43 : 20,314,808.98 = 4,910,344.34 : x
  2. Step 2: Convert to fraction form
    13,542,178.43/20,314,808.98 = 4,910,344.34/x
  3. Step 3: Cross multiply
    13,542,178.43x = 20,314,808.98 × 4,910,344.34
  4. Step 4: Simplify right side
    13,542,178.43x = 99,752,707,331,635.33
  5. Step 5: Solve for x
    x = 99,752,707,331,635.33/13,542,178.43
  6. Step 6: Final answer
    x = 7,366,075.39

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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.