Finding the Fourth Proportional to 8,841,612.50, 12,201,425.81 and 4,921,284.23
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Solution
The fourth proportional to 8,841,612.50, 12,201,425.81 and 4,921,284.23 is: 6,791,372.55
Step by Step Solution
- Step 1: Write the proportion equation
8,841,612.50 : 12,201,425.81 = 4,921,284.23 : x - Step 2: Convert to fraction form
8,841,612.50/12,201,425.81 = 4,921,284.23/x - Step 3: Cross multiply
8,841,612.50x = 12,201,425.81 × 4,921,284.23 - Step 4: Simplify right side
8,841,612.50x = 60,046,684,355,109.23 - Step 5: Solve for x
x = 60,046,684,355,109.23/8,841,612.50 - Step 6: Final answer
x = 6,791,372.55
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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.