Finding the Fourth Proportional to 10,341,034.70, 15,511,552.05 and 6,873,382.18
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Solution
The fourth proportional to 10,341,034.70, 15,511,552.05 and 6,873,382.18 is: 10,310,073.27
Step by Step Solution
- Step 1: Write the proportion equation
10,341,034.70 : 15,511,552.05 = 6,873,382.18 : x - Step 2: Convert to fraction form
10,341,034.70/15,511,552.05 = 6,873,382.18/x - Step 3: Cross multiply
10,341,034.70x = 15,511,552.05 × 6,873,382.18 - Step 4: Simplify right side
10,341,034.70x = 106,616,825,444,612.47 - Step 5: Solve for x
x = 106,616,825,444,612.47/10,341,034.70 - Step 6: Final answer
x = 10,310,073.27
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.