Home / 19,202,834.40-28,764,010.80-8,976,422.40

Finding the Fourth Proportional to 19,202,834.40, 28,764,010.80 and 8,976,422.40

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Solution

The fourth proportional to 19,202,834.40, 28,764,010.80 and 8,976,422.40 is: 13,445,822.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,202,834.40 : 28,764,010.80 = 8,976,422.40 : x
  2. Step 2: Convert to fraction form
    19,202,834.40/28,764,010.80 = 8,976,422.40/x
  3. Step 3: Cross multiply
    19,202,834.40x = 28,764,010.80 × 8,976,422.40
  4. Step 4: Simplify right side
    19,202,834.40x = 258,197,910,858,961.94
  5. Step 5: Solve for x
    x = 258,197,910,858,961.94/19,202,834.40
  6. Step 6: Final answer
    x = 13,445,822.92

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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.