Finding the Fourth Proportional to 34,912,387.36, 48,178,341.84 and 19,231,850.08
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Solution
The fourth proportional to 34,912,387.36, 48,178,341.84 and 19,231,850.08 is: 26,539,538.47
Step by Step Solution
- Step 1: Write the proportion equation
34,912,387.36 : 48,178,341.84 = 19,231,850.08 : x - Step 2: Convert to fraction form
34,912,387.36/48,178,341.84 = 19,231,850.08/x - Step 3: Cross multiply
34,912,387.36x = 48,178,341.84 × 19,231,850.08 - Step 4: Simplify right side
34,912,387.36x = 926,558,647,369,871.38 - Step 5: Solve for x
x = 926,558,647,369,871.38/34,912,387.36 - Step 6: Final answer
x = 26,539,538.47
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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.