Home / 13,727,266.20-18,943,619.91-7,532,353.59

Finding the Fourth Proportional to 13,727,266.20, 18,943,619.91 and 7,532,353.59

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Solution

The fourth proportional to 13,727,266.20, 18,943,619.91 and 7,532,353.59 is: 10,394,643.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727,266.20 : 18,943,619.91 = 7,532,353.59 : x
  2. Step 2: Convert to fraction form
    13,727,266.20/18,943,619.91 = 7,532,353.59/x
  3. Step 3: Cross multiply
    13,727,266.20x = 18,943,619.91 × 7,532,353.59
  4. Step 4: Simplify right side
    13,727,266.20x = 142,690,043,436,683.97
  5. Step 5: Solve for x
    x = 142,690,043,436,683.97/13,727,266.20
  6. Step 6: Final answer
    x = 10,394,643.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.