Home / 20,024,404.20-30,036,606.30-7,245,325.80

Finding the Fourth Proportional to 20,024,404.20, 30,036,606.30 and 7,245,325.80

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Solution

The fourth proportional to 20,024,404.20, 30,036,606.30 and 7,245,325.80 is: 10,867,988.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,024,404.20 : 30,036,606.30 = 7,245,325.80 : x
  2. Step 2: Convert to fraction form
    20,024,404.20/30,036,606.30 = 7,245,325.80/x
  3. Step 3: Cross multiply
    20,024,404.20x = 30,036,606.30 × 7,245,325.80
  4. Step 4: Simplify right side
    20,024,404.20x = 217,624,998,569,832.53
  5. Step 5: Solve for x
    x = 217,624,998,569,832.53/20,024,404.20
  6. Step 6: Final answer
    x = 10,867,988.70

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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.