Finding the Fourth Proportional to 12,777,326.60, 19,134,497.10 and 8,494,305.80
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Solution
The fourth proportional to 12,777,326.60, 19,134,497.10 and 8,494,305.80 is: 12,720,522.44
Step by Step Solution
- Step 1: Write the proportion equation
12,777,326.60 : 19,134,497.10 = 8,494,305.80 : x - Step 2: Convert to fraction form
12,777,326.60/19,134,497.10 = 8,494,305.80/x - Step 3: Cross multiply
12,777,326.60x = 19,134,497.10 × 8,494,305.80 - Step 4: Simplify right side
12,777,326.60x = 162,534,269,696,613.22 - Step 5: Solve for x
x = 162,534,269,696,613.22/12,777,326.60 - Step 6: Final answer
x = 12,720,522.44
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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.