Finding the Fourth Proportional to 10,642,725.66, 14,686,975.14 and 6,059,046.90
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Solution
The fourth proportional to 10,642,725.66, 14,686,975.14 and 6,059,046.90 is: 8,361,492.54
Step by Step Solution
- Step 1: Write the proportion equation
10,642,725.66 : 14,686,975.14 = 6,059,046.90 : x - Step 2: Convert to fraction form
10,642,725.66/14,686,975.14 = 6,059,046.90/x - Step 3: Cross multiply
10,642,725.66x = 14,686,975.14 × 6,059,046.90 - Step 4: Simplify right side
10,642,725.66x = 88,989,071,192,394.08 - Step 5: Solve for x
x = 88,989,071,192,394.08/10,642,725.66 - Step 6: Final answer
x = 8,361,492.54
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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.