Finding the Fourth Proportional to 73,196,637.44, 109,795,212.78 and 18,609,228.84
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Solution
The fourth proportional to 73,196,637.44, 109,795,212.78 and 18,609,228.84 is: 27,913,908.50
Step by Step Solution
- Step 1: Write the proportion equation
73,196,637.44 : 109,795,212.78 = 18,609,228.84 : x - Step 2: Convert to fraction form
73,196,637.44/109,795,212.78 = 18,609,228.84/x - Step 3: Cross multiply
73,196,637.44x = 109,795,212.78 × 18,609,228.84 - Step 4: Simplify right side
73,196,637.44x = 2,043,204,240,244,898 - Step 5: Solve for x
x = 2,043,204,240,244,898/73,196,637.44 - Step 6: Final answer
x = 27,913,908.50
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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.