Home / 12,868,782.43-19,303,157.33-3,284,161.17

Finding the Fourth Proportional to 12,868,782.43, 19,303,157.33 and 3,284,161.17

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Solution

The fourth proportional to 12,868,782.43, 19,303,157.33 and 3,284,161.17 is: 4,926,237.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,868,782.43 : 19,303,157.33 = 3,284,161.17 : x
  2. Step 2: Convert to fraction form
    12,868,782.43/19,303,157.33 = 3,284,161.17/x
  3. Step 3: Cross multiply
    12,868,782.43x = 19,303,157.33 × 3,284,161.17
  4. Step 4: Simplify right side
    12,868,782.43x = 63,394,679,761,586.87
  5. Step 5: Solve for x
    x = 63,394,679,761,586.87/12,868,782.43
  6. Step 6: Final answer
    x = 4,926,237.59

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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.