Home / 19,080,854.94-28,604,674.83-12,259,366.83

Finding the Fourth Proportional to 19,080,854.94, 28,604,674.83 and 12,259,366.83

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Solution

The fourth proportional to 19,080,854.94, 28,604,674.83 and 12,259,366.83 is: 18,378,379.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,080,854.94 : 28,604,674.83 = 12,259,366.83 : x
  2. Step 2: Convert to fraction form
    19,080,854.94/28,604,674.83 = 12,259,366.83/x
  3. Step 3: Cross multiply
    19,080,854.94x = 28,604,674.83 × 12,259,366.83
  4. Step 4: Simplify right side
    19,080,854.94x = 350,675,201,793,837.88
  5. Step 5: Solve for x
    x = 350,675,201,793,837.88/19,080,854.94
  6. Step 6: Final answer
    x = 18,378,379.95

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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.