Finding the Fourth Proportional to 5,063,194.53, 6,987,153.95 and 2,740,035.68
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Solution
The fourth proportional to 5,063,194.53, 6,987,153.95 and 2,740,035.68 is: 3,781,219.73
Step by Step Solution
- Step 1: Write the proportion equation
5,063,194.53 : 6,987,153.95 = 2,740,035.68 : x - Step 2: Convert to fraction form
5,063,194.53/6,987,153.95 = 2,740,035.68/x - Step 3: Cross multiply
5,063,194.53x = 6,987,153.95 × 2,740,035.68 - Step 4: Simplify right side
5,063,194.53x = 19,145,051,076,016.99 - Step 5: Solve for x
x = 19,145,051,076,016.99/5,063,194.53 - Step 6: Final answer
x = 3,781,219.73
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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.