Home / 35,474,777.28-48,945,928.08-20,782,545.43

Finding the Fourth Proportional to 35,474,777.28, 48,945,928.08 and 20,782,545.43

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Solution

The fourth proportional to 35,474,777.28, 48,945,928.08 and 20,782,545.43 is: 28,674,485.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,474,777.28 : 48,945,928.08 = 20,782,545.43 : x
  2. Step 2: Convert to fraction form
    35,474,777.28/48,945,928.08 = 20,782,545.43/x
  3. Step 3: Cross multiply
    35,474,777.28x = 48,945,928.08 × 20,782,545.43
  4. Step 4: Simplify right side
    35,474,777.28x = 1,017,220,973,936,112.62
  5. Step 5: Solve for x
    x = 1,017,220,973,936,112.62/35,474,777.28
  6. Step 6: Final answer
    x = 28,674,485.14

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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.