Home / 30,744,412.10-46,166,021.68-20,385,630.44

Finding the Fourth Proportional to 30,744,412.10, 46,166,021.68 and 20,385,630.44

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Solution

The fourth proportional to 30,744,412.10, 46,166,021.68 and 20,385,630.44 is: 30,611,203.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,744,412.10 : 46,166,021.68 = 20,385,630.44 : x
  2. Step 2: Convert to fraction form
    30,744,412.10/46,166,021.68 = 20,385,630.44/x
  3. Step 3: Cross multiply
    30,744,412.10x = 46,166,021.68 × 20,385,630.44
  4. Step 4: Simplify right side
    30,744,412.10x = 941,123,456,853,508
  5. Step 5: Solve for x
    x = 941,123,456,853,508/30,744,412.10
  6. Step 6: Final answer
    x = 30,611,203.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.