Finding the Fourth Proportional to 5,889,484.57, 8,127,979.54 and 3,276,480.87
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Solution
The fourth proportional to 5,889,484.57, 8,127,979.54 and 3,276,480.87 is: 4,521,816.66
Step by Step Solution
- Step 1: Write the proportion equation
5,889,484.57 : 8,127,979.54 = 3,276,480.87 : x - Step 2: Convert to fraction form
5,889,484.57/8,127,979.54 = 3,276,480.87/x - Step 3: Cross multiply
5,889,484.57x = 8,127,979.54 × 3,276,480.87 - Step 4: Simplify right side
5,889,484.57x = 26,631,169,474,561.40 - Step 5: Solve for x
x = 26,631,169,474,561.40/5,889,484.57 - Step 6: Final answer
x = 4,521,816.66
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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.