Finding the Fourth Proportional to 19,765,292.19, 27,274,613.94 and 12,029,479.53
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Solution
The fourth proportional to 19,765,292.19, 27,274,613.94 and 12,029,479.53 is: 16,599,775.35
Step by Step Solution
- Step 1: Write the proportion equation
19,765,292.19 : 27,274,613.94 = 12,029,479.53 : x - Step 2: Convert to fraction form
19,765,292.19/27,274,613.94 = 12,029,479.53/x - Step 3: Cross multiply
19,765,292.19x = 27,274,613.94 × 12,029,479.53 - Step 4: Simplify right side
19,765,292.19x = 328,099,410,079,882.62 - Step 5: Solve for x
x = 328,099,410,079,882.62/19,765,292.19 - Step 6: Final answer
x = 16,599,775.35
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.