Home / 19,724,360.81-27,219,654.80-11,022,533.43

Finding the Fourth Proportional to 19,724,360.81, 27,219,654.80 and 11,022,533.43

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Solution

The fourth proportional to 19,724,360.81, 27,219,654.80 and 11,022,533.43 is: 15,211,116.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,724,360.81 : 27,219,654.80 = 11,022,533.43 : x
  2. Step 2: Convert to fraction form
    19,724,360.81/27,219,654.80 = 11,022,533.43/x
  3. Step 3: Cross multiply
    19,724,360.81x = 27,219,654.80 × 11,022,533.43
  4. Step 4: Simplify right side
    19,724,360.81x = 300,029,554,930,947.31
  5. Step 5: Solve for x
    x = 300,029,554,930,947.31/19,724,360.81
  6. Step 6: Final answer
    x = 15,211,116.74

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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.