Finding the Fourth Proportional to 6,188,879.04, 9,240,963.60 and 5,545,026.24
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Solution
The fourth proportional to 6,188,879.04, 9,240,963.60 and 5,545,026.24 is: 8,279,590.75
Step by Step Solution
- Step 1: Write the proportion equation
6,188,879.04 : 9,240,963.60 = 5,545,026.24 : x - Step 2: Convert to fraction form
6,188,879.04/9,240,963.60 = 5,545,026.24/x - Step 3: Cross multiply
6,188,879.04x = 9,240,963.60 × 5,545,026.24 - Step 4: Simplify right side
6,188,879.04x = 51,241,385,644,884.87 - Step 5: Solve for x
x = 51,241,385,644,884.87/6,188,879.04 - Step 6: Final answer
x = 8,279,590.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.