Home / 36,487,940.20-50,358,699.30-21,015,013.48

Finding the Fourth Proportional to 36,487,940.20, 50,358,699.30 and 21,015,013.48

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Solution

The fourth proportional to 36,487,940.20, 50,358,699.30 and 21,015,013.48 is: 29,003,795.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,487,940.20 : 50,358,699.30 = 21,015,013.48 : x
  2. Step 2: Convert to fraction form
    36,487,940.20/50,358,699.30 = 21,015,013.48/x
  3. Step 3: Cross multiply
    36,487,940.20x = 50,358,699.30 × 21,015,013.48
  4. Step 4: Simplify right side
    36,487,940.20x = 1,058,288,744,624,766.50
  5. Step 5: Solve for x
    x = 1,058,288,744,624,766.50/36,487,940.20
  6. Step 6: Final answer
    x = 29,003,795.19

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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.