Finding the Fourth Proportional to 12,267,026.19, 18,376,956.13 and 6,859,275.03
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Solution
The fourth proportional to 12,267,026.19, 18,376,956.13 and 6,859,275.03 is: 10,275,725.70
Step by Step Solution
- Step 1: Write the proportion equation
12,267,026.19 : 18,376,956.13 = 6,859,275.03 : x - Step 2: Convert to fraction form
12,267,026.19/18,376,956.13 = 6,859,275.03/x - Step 3: Cross multiply
12,267,026.19x = 18,376,956.13 × 6,859,275.03 - Step 4: Simplify right side
12,267,026.19x = 126,052,596,309,914.44 - Step 5: Solve for x
x = 126,052,596,309,914.44/12,267,026.19 - Step 6: Final answer
x = 10,275,725.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.