Home / 33,406,286-46,099,890.60-19,656,140.72

Finding the Fourth Proportional to 33,406,286, 46,099,890.60 and 19,656,140.72

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Solution

The fourth proportional to 33,406,286, 46,099,890.60 and 19,656,140.72 is: 27,125,012.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,406,286 : 46,099,890.60 = 19,656,140.72 : x
  2. Step 2: Convert to fraction form
    33,406,286/46,099,890.60 = 19,656,140.72/x
  3. Step 3: Cross multiply
    33,406,286x = 46,099,890.60 × 19,656,140.72
  4. Step 4: Simplify right side
    33,406,286x = 906,145,936,810,205.25
  5. Step 5: Solve for x
    x = 906,145,936,810,205.25/33,406,286
  6. Step 6: Final answer
    x = 27,125,012.84

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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.