Home / 13,624,660.50-18,802,485.53-7,430,046.23

Finding the Fourth Proportional to 13,624,660.50, 18,802,485.53 and 7,430,046.23

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Solution

The fourth proportional to 13,624,660.50, 18,802,485.53 and 7,430,046.23 is: 10,253,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,624,660.50 : 18,802,485.53 = 7,430,046.23 : x
  2. Step 2: Convert to fraction form
    13,624,660.50/18,802,485.53 = 7,430,046.23/x
  3. Step 3: Cross multiply
    13,624,660.50x = 18,802,485.53 × 7,430,046.23
  4. Step 4: Simplify right side
    13,624,660.50x = 139,703,336,764,524.70
  5. Step 5: Solve for x
    x = 139,703,336,764,524.70/13,624,660.50
  6. Step 6: Final answer
    x = 10,253,711.40

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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.