Home / 7,172,911.46-10,760,299.23-2,913,218.66

Finding the Fourth Proportional to 7,172,911.46, 10,760,299.23 and 2,913,218.66

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Solution

The fourth proportional to 7,172,911.46, 10,760,299.23 and 2,913,218.66 is: 4,370,206.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,172,911.46 : 10,760,299.23 = 2,913,218.66 : x
  2. Step 2: Convert to fraction form
    7,172,911.46/10,760,299.23 = 2,913,218.66/x
  3. Step 3: Cross multiply
    7,172,911.46x = 10,760,299.23 × 2,913,218.66
  4. Step 4: Simplify right side
    7,172,911.46x = 31,347,104,504,019.63
  5. Step 5: Solve for x
    x = 31,347,104,504,019.63/7,172,911.46
  6. Step 6: Final answer
    x = 4,370,206.53

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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.