Finding the Fourth Proportional to 5,965,789.21, 8,232,557.39 and 3,646,564.91
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Solution
The fourth proportional to 5,965,789.21, 8,232,557.39 and 3,646,564.91 is: 5,032,117.93
Step by Step Solution
- Step 1: Write the proportion equation
5,965,789.21 : 8,232,557.39 = 3,646,564.91 : x - Step 2: Convert to fraction form
5,965,789.21/8,232,557.39 = 3,646,564.91/x - Step 3: Cross multiply
5,965,789.21x = 8,232,557.39 × 3,646,564.91 - Step 4: Simplify right side
5,965,789.21x = 30,020,554,879,702.36 - Step 5: Solve for x
x = 30,020,554,879,702.36/5,965,789.21 - Step 6: Final answer
x = 5,032,117.93
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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.