Finding the Fourth Proportional to 41,431,317.21, 62,146,964.88 and 14,137,607.79
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Solution
The fourth proportional to 41,431,317.21, 62,146,964.88 and 14,137,607.79 is: 21,206,407.95
Step by Step Solution
- Step 1: Write the proportion equation
41,431,317.21 : 62,146,964.88 = 14,137,607.79 : x - Step 2: Convert to fraction form
41,431,317.21/62,146,964.88 = 14,137,607.79/x - Step 3: Cross multiply
41,431,317.21x = 62,146,964.88 × 14,137,607.79 - Step 4: Simplify right side
41,431,317.21x = 878,609,414,812,344.38 - Step 5: Solve for x
x = 878,609,414,812,344.38/41,431,317.21 - Step 6: Final answer
x = 21,206,407.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.