Finding the Fourth Proportional to 10,369,636.24, 14,306,106.81 and 6,495,412.72
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Solution
The fourth proportional to 10,369,636.24, 14,306,106.81 and 6,495,412.72 is: 8,961,169.51
Step by Step Solution
- Step 1: Write the proportion equation
10,369,636.24 : 14,306,106.81 = 6,495,412.72 : x - Step 2: Convert to fraction form
10,369,636.24/14,306,106.81 = 6,495,412.72/x - Step 3: Cross multiply
10,369,636.24x = 14,306,106.81 × 6,495,412.72 - Step 4: Simplify right side
10,369,636.24x = 92,924,068,147,352.62 - Step 5: Solve for x
x = 92,924,068,147,352.62/10,369,636.24 - Step 6: Final answer
x = 8,961,169.51
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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.