Home / 18,670,319.58-27,952,666.37-9,896,606.60

Finding the Fourth Proportional to 18,670,319.58, 27,952,666.37 and 9,896,606.60

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Solution

The fourth proportional to 18,670,319.58, 27,952,666.37 and 9,896,606.60 is: 14,816,915.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,670,319.58 : 27,952,666.37 = 9,896,606.60 : x
  2. Step 2: Convert to fraction form
    18,670,319.58/27,952,666.37 = 9,896,606.60/x
  3. Step 3: Cross multiply
    18,670,319.58x = 27,952,666.37 × 9,896,606.60
  4. Step 4: Simplify right side
    18,670,319.58x = 276,636,542,505,338.62
  5. Step 5: Solve for x
    x = 276,636,542,505,338.62/18,670,319.58
  6. Step 6: Final answer
    x = 14,816,915.23

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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.