Home / 30,375,629.23-41,918,479.44-16,436,984.45

Finding the Fourth Proportional to 30,375,629.23, 41,918,479.44 and 16,436,984.45

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Solution

The fourth proportional to 30,375,629.23, 41,918,479.44 and 16,436,984.45 is: 22,683,098.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,375,629.23 : 41,918,479.44 = 16,436,984.45 : x
  2. Step 2: Convert to fraction form
    30,375,629.23/41,918,479.44 = 16,436,984.45/x
  3. Step 3: Cross multiply
    30,375,629.23x = 41,918,479.44 × 16,436,984.45
  4. Step 4: Simplify right side
    30,375,629.23x = 689,013,394,722,924.62
  5. Step 5: Solve for x
    x = 689,013,394,722,924.62/30,375,629.23
  6. Step 6: Final answer
    x = 22,683,098.66

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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.