Finding the Fourth Proportional to 6,414,349.77, 8,851,804.35 and 3,513,843.75
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Solution
The fourth proportional to 6,414,349.77, 8,851,804.35 and 3,513,843.75 is: 4,849,105.29
Step by Step Solution
- Step 1: Write the proportion equation
6,414,349.77 : 8,851,804.35 = 3,513,843.75 : x - Step 2: Convert to fraction form
6,414,349.77/8,851,804.35 = 3,513,843.75/x - Step 3: Cross multiply
6,414,349.77x = 8,851,804.35 × 3,513,843.75 - Step 4: Simplify right side
6,414,349.77x = 31,103,857,391,470.31 - Step 5: Solve for x
x = 31,103,857,391,470.31/6,414,349.77 - Step 6: Final answer
x = 4,849,105.29
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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.