Home / 12,868,780.37-19,303,154.25-3,284,159.11

Finding the Fourth Proportional to 12,868,780.37, 19,303,154.25 and 3,284,159.11

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Solution

The fourth proportional to 12,868,780.37, 19,303,154.25 and 3,284,159.11 is: 4,926,234.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,868,780.37 : 19,303,154.25 = 3,284,159.11 : x
  2. Step 2: Convert to fraction form
    12,868,780.37/19,303,154.25 = 3,284,159.11/x
  3. Step 3: Cross multiply
    12,868,780.37x = 19,303,154.25 × 3,284,159.11
  4. Step 4: Simplify right side
    12,868,780.37x = 63,394,629,821,299.23
  5. Step 5: Solve for x
    x = 63,394,629,821,299.23/12,868,780.37
  6. Step 6: Final answer
    x = 4,926,234.50

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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.