Home / 14,500,926.68-20,010,879.78-7,974,556.07

Finding the Fourth Proportional to 14,500,926.68, 20,010,879.78 and 7,974,556.07

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Solution

The fourth proportional to 14,500,926.68, 20,010,879.78 and 7,974,556.07 is: 11,004,667.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,500,926.68 : 20,010,879.78 = 7,974,556.07 : x
  2. Step 2: Convert to fraction form
    14,500,926.68/20,010,879.78 = 7,974,556.07/x
  3. Step 3: Cross multiply
    14,500,926.68x = 20,010,879.78 × 7,974,556.07
  4. Step 4: Simplify right side
    14,500,926.68x = 159,577,882,815,639.28
  5. Step 5: Solve for x
    x = 159,577,882,815,639.28/14,500,926.68
  6. Step 6: Final answer
    x = 11,004,667.93

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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.