Finding the Fourth Proportional to 47,368,528.10, 65,372,366.63 and 37,659,101.03
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Solution
The fourth proportional to 47,368,528.10, 65,372,366.63 and 37,659,101.03 is: 51,972,578.80
Step by Step Solution
- Step 1: Write the proportion equation
47,368,528.10 : 65,372,366.63 = 37,659,101.03 : x - Step 2: Convert to fraction form
47,368,528.10/65,372,366.63 = 37,659,101.03/x - Step 3: Cross multiply
47,368,528.10x = 65,372,366.63 × 37,659,101.03 - Step 4: Simplify right side
47,368,528.10x = 2,461,864,559,489,371 - Step 5: Solve for x
x = 2,461,864,559,489,371/47,368,528.10 - Step 6: Final answer
x = 51,972,578.80
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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.