Finding the Fourth Proportional to 10,653,186.56, 14,701,657.60 and 6,466,920.96
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Solution
The fourth proportional to 10,653,186.56, 14,701,657.60 and 6,466,920.96 is: 8,924,508.84
Step by Step Solution
- Step 1: Write the proportion equation
10,653,186.56 : 14,701,657.60 = 6,466,920.96 : x - Step 2: Convert to fraction form
10,653,186.56/14,701,657.60 = 6,466,920.96/x - Step 3: Cross multiply
10,653,186.56x = 14,701,657.60 × 6,466,920.96 - Step 4: Simplify right side
10,653,186.56x = 95,074,457,680,183.30 - Step 5: Solve for x
x = 95,074,457,680,183.30/10,653,186.56 - Step 6: Final answer
x = 8,924,508.84
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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.