Home / 28,085,431.10-39,372,687.70-28,085,431.10

Finding the Fourth Proportional to 28,085,431.10, 39,372,687.70 and 28,085,431.10

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Solution

The fourth proportional to 28,085,431.10, 39,372,687.70 and 28,085,431.10 is: 39,372,687.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,085,431.10 : 39,372,687.70 = 28,085,431.10 : x
  2. Step 2: Convert to fraction form
    28,085,431.10/39,372,687.70 = 28,085,431.10/x
  3. Step 3: Cross multiply
    28,085,431.10x = 39,372,687.70 × 28,085,431.10
  4. Step 4: Simplify right side
    28,085,431.10x = 1,105,798,907,620,167.62
  5. Step 5: Solve for x
    x = 1,105,798,907,620,167.62/28,085,431.10
  6. Step 6: Final answer
    x = 39,372,687.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.