Home / 18,816,096.40-28,224,144.60-11,152,070.80

Finding the Fourth Proportional to 18,816,096.40, 28,224,144.60 and 11,152,070.80

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Solution

The fourth proportional to 18,816,096.40, 28,224,144.60 and 11,152,070.80 is: 16,728,106.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,816,096.40 : 28,224,144.60 = 11,152,070.80 : x
  2. Step 2: Convert to fraction form
    18,816,096.40/28,224,144.60 = 11,152,070.80/x
  3. Step 3: Cross multiply
    18,816,096.40x = 28,224,144.60 × 11,152,070.80
  4. Step 4: Simplify right side
    18,816,096.40x = 314,757,658,848,637.69
  5. Step 5: Solve for x
    x = 314,757,658,848,637.69/18,816,096.40
  6. Step 6: Final answer
    x = 16,728,106.20

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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.