Finding the Fourth Proportional to 6,586,509.06, 9,085,164.84 and 5,282,889.12
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Solution
The fourth proportional to 6,586,509.06, 9,085,164.84 and 5,282,889.12 is: 7,287,004.09
Step by Step Solution
- Step 1: Write the proportion equation
6,586,509.06 : 9,085,164.84 = 5,282,889.12 : x - Step 2: Convert to fraction form
6,586,509.06/9,085,164.84 = 5,282,889.12/x - Step 3: Cross multiply
6,586,509.06x = 9,085,164.84 × 5,282,889.12 - Step 4: Simplify right side
6,586,509.06x = 47,995,918,486,642.54 - Step 5: Solve for x
x = 47,995,918,486,642.54/6,586,509.06 - Step 6: Final answer
x = 7,287,004.09
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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.