Home / 19,724,359.81-27,219,653.41-11,022,532.43

Finding the Fourth Proportional to 19,724,359.81, 27,219,653.41 and 11,022,532.43

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Solution

The fourth proportional to 19,724,359.81, 27,219,653.41 and 11,022,532.43 is: 15,211,115.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,724,359.81 : 27,219,653.41 = 11,022,532.43 : x
  2. Step 2: Convert to fraction form
    19,724,359.81/27,219,653.41 = 11,022,532.43/x
  3. Step 3: Cross multiply
    19,724,359.81x = 27,219,653.41 × 11,022,532.43
  4. Step 4: Simplify right side
    19,724,359.81x = 300,029,512,404,592.31
  5. Step 5: Solve for x
    x = 300,029,512,404,592.31/19,724,359.81
  6. Step 6: Final answer
    x = 15,211,115.36

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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.