Home / 30,744,410.60-46,166,019.42-20,385,628.94

Finding the Fourth Proportional to 30,744,410.60, 46,166,019.42 and 20,385,628.94

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Solution

The fourth proportional to 30,744,410.60, 46,166,019.42 and 20,385,628.94 is: 30,611,201.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,744,410.60 : 46,166,019.42 = 20,385,628.94 : x
  2. Step 2: Convert to fraction form
    30,744,410.60/46,166,019.42 = 20,385,628.94/x
  3. Step 3: Cross multiply
    30,744,410.60x = 46,166,019.42 × 20,385,628.94
  4. Step 4: Simplify right side
    30,744,410.60x = 941,123,341,532,954.12
  5. Step 5: Solve for x
    x = 941,123,341,532,954.12/30,744,410.60
  6. Step 6: Final answer
    x = 30,611,201.29

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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.