Finding the Fourth Proportional to 10,623,256.72, 14,661,229.68 and 6,495,706.96
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Solution
The fourth proportional to 10,623,256.72, 14,661,229.68 and 6,495,706.96 is: 8,964,769.86
Step by Step Solution
- Step 1: Write the proportion equation
10,623,256.72 : 14,661,229.68 = 6,495,706.96 : x - Step 2: Convert to fraction form
10,623,256.72/14,661,229.68 = 6,495,706.96/x - Step 3: Cross multiply
10,623,256.72x = 14,661,229.68 × 6,495,706.96 - Step 4: Simplify right side
10,623,256.72x = 95,235,051,674,534.58 - Step 5: Solve for x
x = 95,235,051,674,534.58/10,623,256.72 - Step 6: Final answer
x = 8,964,769.86
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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.