Home / 29,828,353.20-41,168,777.49-18,670,020.41

Finding the Fourth Proportional to 29,828,353.20, 41,168,777.49 and 18,670,020.41

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Solution

The fourth proportional to 29,828,353.20, 41,168,777.49 and 18,670,020.41 is: 25,768,164.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,828,353.20 : 41,168,777.49 = 18,670,020.41 : x
  2. Step 2: Convert to fraction form
    29,828,353.20/41,168,777.49 = 18,670,020.41/x
  3. Step 3: Cross multiply
    29,828,353.20x = 41,168,777.49 × 18,670,020.41
  4. Step 4: Simplify right side
    29,828,353.20x = 768,621,915,787,204.75
  5. Step 5: Solve for x
    x = 768,621,915,787,204.75/29,828,353.20
  6. Step 6: Final answer
    x = 25,768,164.63

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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.