Finding the Fourth Proportional to 7,835,302.98, 10,812,717.97 and 4,397,544.02
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Solution
The fourth proportional to 7,835,302.98, 10,812,717.97 and 4,397,544.02 is: 6,068,610.67
Step by Step Solution
- Step 1: Write the proportion equation
7,835,302.98 : 10,812,717.97 = 4,397,544.02 : x - Step 2: Convert to fraction form
7,835,302.98/10,812,717.97 = 4,397,544.02/x - Step 3: Cross multiply
7,835,302.98x = 10,812,717.97 × 4,397,544.02 - Step 4: Simplify right side
7,835,302.98x = 47,549,403,248,920.04 - Step 5: Solve for x
x = 47,549,403,248,920.04/7,835,302.98 - Step 6: Final answer
x = 6,068,610.67
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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.