Home / 19,086,815.07-26,339,015.97-10,385,021.52

Finding the Fourth Proportional to 19,086,815.07, 26,339,015.97 and 10,385,021.52

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Solution

The fourth proportional to 19,086,815.07, 26,339,015.97 and 10,385,021.52 is: 14,330,900.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,086,815.07 : 26,339,015.97 = 10,385,021.52 : x
  2. Step 2: Convert to fraction form
    19,086,815.07/26,339,015.97 = 10,385,021.52/x
  3. Step 3: Cross multiply
    19,086,815.07x = 26,339,015.97 × 10,385,021.52
  4. Step 4: Simplify right side
    19,086,815.07x = 273,531,247,664,073.66
  5. Step 5: Solve for x
    x = 273,531,247,664,073.66/19,086,815.07
  6. Step 6: Final answer
    x = 14,330,900.50

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1.5x scale

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.