Home / 51,568,421.07-71,165,767.14-28,364,156.94

Finding the Fourth Proportional to 51,568,421.07, 71,165,767.14 and 28,364,156.94

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Solution

The fourth proportional to 51,568,421.07, 71,165,767.14 and 28,364,156.94 is: 39,143,276.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,568,421.07 : 71,165,767.14 = 28,364,156.94 : x
  2. Step 2: Convert to fraction form
    51,568,421.07/71,165,767.14 = 28,364,156.94/x
  3. Step 3: Cross multiply
    51,568,421.07x = 71,165,767.14 × 28,364,156.94
  4. Step 4: Simplify right side
    51,568,421.07x = 2,018,556,987,914,455
  5. Step 5: Solve for x
    x = 2,018,556,987,914,455/51,568,421.07
  6. Step 6: Final answer
    x = 39,143,276.95

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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.