Home / 13,727,567.22-18,943,409.70-7,532,463.26

Finding the Fourth Proportional to 13,727,567.22, 18,943,409.70 and 7,532,463.26

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Solution

The fourth proportional to 13,727,567.22, 18,943,409.70 and 7,532,463.26 is: 10,394,451.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727,567.22 : 18,943,409.70 = 7,532,463.26 : x
  2. Step 2: Convert to fraction form
    13,727,567.22/18,943,409.70 = 7,532,463.26/x
  3. Step 3: Cross multiply
    13,727,567.22x = 18,943,409.70 × 7,532,463.26
  4. Step 4: Simplify right side
    13,727,567.22x = 142,690,537,489,660.56
  5. Step 5: Solve for x
    x = 142,690,537,489,660.56/13,727,567.22
  6. Step 6: Final answer
    x = 10,394,451.92

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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.