Home / 27,285,643.80-40,928,465.70-16,373,388.60

Finding the Fourth Proportional to 27,285,643.80, 40,928,465.70 and 16,373,388.60

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Solution

The fourth proportional to 27,285,643.80, 40,928,465.70 and 16,373,388.60 is: 24,560,082.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,285,643.80 : 40,928,465.70 = 16,373,388.60 : x
  2. Step 2: Convert to fraction form
    27,285,643.80/40,928,465.70 = 16,373,388.60/x
  3. Step 3: Cross multiply
    27,285,643.80x = 40,928,465.70 × 16,373,388.60
  4. Step 4: Simplify right side
    27,285,643.80x = 670,137,673,707,871
  5. Step 5: Solve for x
    x = 670,137,673,707,871/27,285,643.80
  6. Step 6: Final answer
    x = 24,560,082.90

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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.