Home / 16,909,969.95-25,364,658.06-11,717,791.38

Finding the Fourth Proportional to 16,909,969.95, 25,364,658.06 and 11,717,791.38

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Solution

The fourth proportional to 16,909,969.95, 25,364,658.06 and 11,717,791.38 is: 17,576,481.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909,969.95 : 25,364,658.06 = 11,717,791.38 : x
  2. Step 2: Convert to fraction form
    16,909,969.95/25,364,658.06 = 11,717,791.38/x
  3. Step 3: Cross multiply
    16,909,969.95x = 25,364,658.06 × 11,717,791.38
  4. Step 4: Simplify right side
    16,909,969.95x = 297,217,771,572,115.50
  5. Step 5: Solve for x
    x = 297,217,771,572,115.50/16,909,969.95
  6. Step 6: Final answer
    x = 17,576,481.36

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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.