Finding the Fourth Proportional to 51,405,052.28, 70,938,551.94 and 27,883,529.96
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Solution
The fourth proportional to 51,405,052.28, 70,938,551.94 and 27,883,529.96 is: 38,479,043.41
Step by Step Solution
- Step 1: Write the proportion equation
51,405,052.28 : 70,938,551.94 = 27,883,529.96 : x - Step 2: Convert to fraction form
51,405,052.28/70,938,551.94 = 27,883,529.96/x - Step 3: Cross multiply
51,405,052.28x = 70,938,551.94 × 27,883,529.96 - Step 4: Simplify right side
51,405,052.28x = 1,978,017,238,338,006 - Step 5: Solve for x
x = 1,978,017,238,338,006/51,405,052.28 - Step 6: Final answer
x = 38,479,043.41
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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.