Home / 7,704,128.46-11,556,292.32-3,661,011.84

Finding the Fourth Proportional to 7,704,128.46, 11,556,292.32 and 3,661,011.84

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Solution

The fourth proportional to 7,704,128.46, 11,556,292.32 and 3,661,011.84 is: 5,491,565.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,704,128.46 : 11,556,292.32 = 3,661,011.84 : x
  2. Step 2: Convert to fraction form
    7,704,128.46/11,556,292.32 = 3,661,011.84/x
  3. Step 3: Cross multiply
    7,704,128.46x = 11,556,292.32 × 3,661,011.84
  4. Step 4: Simplify right side
    7,704,128.46x = 42,307,723,010,021.07
  5. Step 5: Solve for x
    x = 42,307,723,010,021.07/7,704,128.46
  6. Step 6: Final answer
    x = 5,491,565.10

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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.