Finding the Fourth Proportional to 38,796,703.68, 53,557,815.36 and 22,493,231.04
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Solution
The fourth proportional to 38,796,703.68, 53,557,815.36 and 22,493,231.04 is: 31,051,305.93
Step by Step Solution
- Step 1: Write the proportion equation
38,796,703.68 : 53,557,815.36 = 22,493,231.04 : x - Step 2: Convert to fraction form
38,796,703.68/53,557,815.36 = 22,493,231.04/x - Step 3: Cross multiply
38,796,703.68x = 53,557,815.36 × 22,493,231.04 - Step 4: Simplify right side
38,796,703.68x = 1,204,688,314,890,140.75 - Step 5: Solve for x
x = 1,204,688,314,890,140.75/38,796,703.68 - Step 6: Final answer
x = 31,051,305.93
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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.