Finding the Fourth Proportional to 6,463,509.42, 8,919,570.37 and 3,523,262.14
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Solution
The fourth proportional to 6,463,509.42, 8,919,570.37 and 3,523,262.14 is: 4,862,062.15
Step by Step Solution
- Step 1: Write the proportion equation
6,463,509.42 : 8,919,570.37 = 3,523,262.14 : x - Step 2: Convert to fraction form
6,463,509.42/8,919,570.37 = 3,523,262.14/x - Step 3: Cross multiply
6,463,509.42x = 8,919,570.37 × 3,523,262.14 - Step 4: Simplify right side
6,463,509.42x = 31,425,984,527,472.63 - Step 5: Solve for x
x = 31,425,984,527,472.63/6,463,509.42 - Step 6: Final answer
x = 4,862,062.15
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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.