Home / 30,072,474.72-41,500,055.46-16,321,438.85

Finding the Fourth Proportional to 30,072,474.72, 41,500,055.46 and 16,321,438.85

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Solution

The fourth proportional to 30,072,474.72, 41,500,055.46 and 16,321,438.85 is: 22,523,607.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,072,474.72 : 41,500,055.46 = 16,321,438.85 : x
  2. Step 2: Convert to fraction form
    30,072,474.72/41,500,055.46 = 16,321,438.85/x
  3. Step 3: Cross multiply
    30,072,474.72x = 41,500,055.46 × 16,321,438.85
  4. Step 4: Simplify right side
    30,072,474.72x = 677,340,617,315,703.75
  5. Step 5: Solve for x
    x = 677,340,617,315,703.75/30,072,474.72
  6. Step 6: Final answer
    x = 22,523,607.51

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1.5x scale

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.