Finding the Fourth Proportional to 8,917,409.22, 12,306,783.63 and 5,050,618.26
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Solution
The fourth proportional to 8,917,409.22, 12,306,783.63 and 5,050,618.26 is: 6,970,283.03
Step by Step Solution
- Step 1: Write the proportion equation
8,917,409.22 : 12,306,783.63 = 5,050,618.26 : x - Step 2: Convert to fraction form
8,917,409.22/12,306,783.63 = 5,050,618.26/x - Step 3: Cross multiply
8,917,409.22x = 12,306,783.63 × 5,050,618.26 - Step 4: Simplify right side
8,917,409.22x = 62,156,866,123,547.09 - Step 5: Solve for x
x = 62,156,866,123,547.09/8,917,409.22 - Step 6: Final answer
x = 6,970,283.03
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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.