Home / 19,201,615.11-28,802,451.88-7,842,063.73

Finding the Fourth Proportional to 19,201,615.11, 28,802,451.88 and 7,842,063.73

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Solution

The fourth proportional to 19,201,615.11, 28,802,451.88 and 7,842,063.73 is: 11,763,107.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,201,615.11 : 28,802,451.88 = 7,842,063.73 : x
  2. Step 2: Convert to fraction form
    19,201,615.11/28,802,451.88 = 7,842,063.73/x
  3. Step 3: Cross multiply
    19,201,615.11x = 28,802,451.88 × 7,842,063.73
  4. Step 4: Simplify right side
    19,201,615.11x = 225,870,663,227,950.75
  5. Step 5: Solve for x
    x = 225,870,663,227,950.75/19,201,615.11
  6. Step 6: Final answer
    x = 11,763,107.53

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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.