Home / 35,107,239.87-48,436,257.25-20,419,788.34

Finding the Fourth Proportional to 35,107,239.87, 48,436,257.25 and 20,419,788.34

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Solution

The fourth proportional to 35,107,239.87, 48,436,257.25 and 20,419,788.34 is: 28,172,483.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,107,239.87 : 48,436,257.25 = 20,419,788.34 : x
  2. Step 2: Convert to fraction form
    35,107,239.87/48,436,257.25 = 20,419,788.34/x
  3. Step 3: Cross multiply
    35,107,239.87x = 48,436,257.25 × 20,419,788.34
  4. Step 4: Simplify right side
    35,107,239.87x = 989,058,121,026,790.50
  5. Step 5: Solve for x
    x = 989,058,121,026,790.50/35,107,239.87
  6. Step 6: Final answer
    x = 28,172,483.07

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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.