Home / 36,709,370.80-55,014,453.56-13,977,867.76

Finding the Fourth Proportional to 36,709,370.80, 55,014,453.56 and 13,977,867.76

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Solution

The fourth proportional to 36,709,370.80, 55,014,453.56 and 13,977,867.76 is: 20,947,914.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,709,370.80 : 55,014,453.56 = 13,977,867.76 : x
  2. Step 2: Convert to fraction form
    36,709,370.80/55,014,453.56 = 13,977,867.76/x
  3. Step 3: Cross multiply
    36,709,370.80x = 55,014,453.56 × 13,977,867.76
  4. Step 4: Simplify right side
    36,709,370.80x = 768,984,756,680,451.88
  5. Step 5: Solve for x
    x = 768,984,756,680,451.88/36,709,370.80
  6. Step 6: Final answer
    x = 20,947,914.39

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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.