Home / 13,277,975.80-19,916,963.70-13,152,004.60

Finding the Fourth Proportional to 13,277,975.80, 19,916,963.70 and 13,152,004.60

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Solution

The fourth proportional to 13,277,975.80, 19,916,963.70 and 13,152,004.60 is: 19,728,006.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277,975.80 : 19,916,963.70 = 13,152,004.60 : x
  2. Step 2: Convert to fraction form
    13,277,975.80/19,916,963.70 = 13,152,004.60/x
  3. Step 3: Cross multiply
    13,277,975.80x = 19,916,963.70 × 13,152,004.60
  4. Step 4: Simplify right side
    13,277,975.80x = 261,947,998,200,433
  5. Step 5: Solve for x
    x = 261,947,998,200,433/13,277,975.80
  6. Step 6: Final answer
    x = 19,728,006.90

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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.