Home / 19,236,000.80-28,895,991.60-13,567,296.80

Finding the Fourth Proportional to 19,236,000.80, 28,895,991.60 and 13,567,296.80

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Solution

The fourth proportional to 19,236,000.80, 28,895,991.60 and 13,567,296.80 is: 20,380,561.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,236,000.80 : 28,895,991.60 = 13,567,296.80 : x
  2. Step 2: Convert to fraction form
    19,236,000.80/28,895,991.60 = 13,567,296.80/x
  3. Step 3: Cross multiply
    19,236,000.80x = 28,895,991.60 × 13,567,296.80
  4. Step 4: Simplify right side
    19,236,000.80x = 392,040,494,367,506.94
  5. Step 5: Solve for x
    x = 392,040,494,367,506.94/19,236,000.80
  6. Step 6: Final answer
    x = 20,380,561.35

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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.