Finding the Fourth Proportional to 8,385,092.19, 11,571,357.62 and 4,714,025.09
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Solution
The fourth proportional to 8,385,092.19, 11,571,357.62 and 4,714,025.09 is: 6,505,315.49
Step by Step Solution
- Step 1: Write the proportion equation
8,385,092.19 : 11,571,357.62 = 4,714,025.09 : x - Step 2: Convert to fraction form
8,385,092.19/11,571,357.62 = 4,714,025.09/x - Step 3: Cross multiply
8,385,092.19x = 11,571,357.62 × 4,714,025.09 - Step 4: Simplify right side
8,385,092.19x = 54,547,670,146,042.68 - Step 5: Solve for x
x = 54,547,670,146,042.68/8,385,092.19 - Step 6: Final answer
x = 6,505,315.49
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1.5x scale
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.