Finding the Fourth Proportional to 33,438,327.84, 46,125,295.56 and 21,028,737.96
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Solution
The fourth proportional to 33,438,327.84, 46,125,295.56 and 21,028,737.96 is: 29,007,334.29
Step by Step Solution
- Step 1: Write the proportion equation
33,438,327.84 : 46,125,295.56 = 21,028,737.96 : x - Step 2: Convert to fraction form
33,438,327.84/46,125,295.56 = 21,028,737.96/x - Step 3: Cross multiply
33,438,327.84x = 46,125,295.56 × 21,028,737.96 - Step 4: Simplify right side
33,438,327.84x = 969,956,753,658,791.50 - Step 5: Solve for x
x = 969,956,753,658,791.50/33,438,327.84 - Step 6: Final answer
x = 29,007,334.29
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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.