Home / 20,024,106.50-30,039,157.16-7,247,600.52

Finding the Fourth Proportional to 20,024,106.50, 30,039,157.16 and 7,247,600.52

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Solution

The fourth proportional to 20,024,106.50, 30,039,157.16 and 7,247,600.52 is: 10,872,485.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024,106.50 : 30,039,157.16 = 7,247,600.52 : x
  2. Step 2: Convert to fraction form
    20,024,106.50/30,039,157.16 = 7,247,600.52/x
  3. Step 3: Cross multiply
    20,024,106.50x = 30,039,157.16 × 7,247,600.52
  4. Step 4: Simplify right side
    20,024,106.50x = 217,711,811,053,177.72
  5. Step 5: Solve for x
    x = 217,711,811,053,177.72/20,024,106.50
  6. Step 6: Final answer
    x = 10,872,485.67

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1.5x scale

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.