Home / 13,764,488.22-20,646,765.12-4,179,938.82

Finding the Fourth Proportional to 13,764,488.22, 20,646,765.12 and 4,179,938.82

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Solution

The fourth proportional to 13,764,488.22, 20,646,765.12 and 4,179,938.82 is: 6,269,918.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,764,488.22 : 20,646,765.12 = 4,179,938.82 : x
  2. Step 2: Convert to fraction form
    13,764,488.22/20,646,765.12 = 4,179,938.82/x
  3. Step 3: Cross multiply
    13,764,488.22x = 20,646,765.12 × 4,179,938.82
  4. Step 4: Simplify right side
    13,764,488.22x = 86,302,215,032,509.95
  5. Step 5: Solve for x
    x = 86,302,215,032,509.95/13,764,488.22
  6. Step 6: Final answer
    x = 6,269,918.19

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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.