Home / 33,286,205.62-45,930,985.47-18,399,518.68

Finding the Fourth Proportional to 33,286,205.62, 45,930,985.47 and 18,399,518.68

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Solution

The fourth proportional to 33,286,205.62, 45,930,985.47 and 18,399,518.68 is: 25,389,136.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,286,205.62 : 45,930,985.47 = 18,399,518.68 : x
  2. Step 2: Convert to fraction form
    33,286,205.62/45,930,985.47 = 18,399,518.68/x
  3. Step 3: Cross multiply
    33,286,205.62x = 45,930,985.47 × 18,399,518.68
  4. Step 4: Simplify right side
    33,286,205.62x = 845,108,025,146,073.50
  5. Step 5: Solve for x
    x = 845,108,025,146,073.50/33,286,205.62
  6. Step 6: Final answer
    x = 25,389,136.71

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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.