Home / 53,236,839.10-73,467,059.40-28,790,553.10

Finding the Fourth Proportional to 53,236,839.10, 73,467,059.40 and 28,790,553.10

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Solution

The fourth proportional to 53,236,839.10, 73,467,059.40 and 28,790,553.10 is: 39,731,083.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,236,839.10 : 73,467,059.40 = 28,790,553.10 : x
  2. Step 2: Convert to fraction form
    53,236,839.10/73,467,059.40 = 28,790,553.10/x
  3. Step 3: Cross multiply
    53,236,839.10x = 73,467,059.40 × 28,790,553.10
  4. Step 4: Simplify right side
    53,236,839.10x = 2,115,157,274,756,554.50
  5. Step 5: Solve for x
    x = 2,115,157,274,756,554.50/53,236,839.10
  6. Step 6: Final answer
    x = 39,731,083.03

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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.