Home / 21,527,851.68-29,677,566.48-16,936,198.56

Finding the Fourth Proportional to 21,527,851.68, 29,677,566.48 and 16,936,198.56

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Solution

The fourth proportional to 21,527,851.68, 29,677,566.48 and 16,936,198.56 is: 23,347,669.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,527,851.68 : 29,677,566.48 = 16,936,198.56 : x
  2. Step 2: Convert to fraction form
    21,527,851.68/29,677,566.48 = 16,936,198.56/x
  3. Step 3: Cross multiply
    21,527,851.68x = 29,677,566.48 × 16,936,198.56
  4. Step 4: Simplify right side
    21,527,851.68x = 502,625,158,682,880.25
  5. Step 5: Solve for x
    x = 502,625,158,682,880.25/21,527,851.68
  6. Step 6: Final answer
    x = 23,347,669.16

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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.