Finding the Fourth Proportional to 9,684,138.30, 14,526,207.45 and 8,954,231.10
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Solution
The fourth proportional to 9,684,138.30, 14,526,207.45 and 8,954,231.10 is: 13,431,346.65
Step by Step Solution
- Step 1: Write the proportion equation
9,684,138.30 : 14,526,207.45 = 8,954,231.10 : x - Step 2: Convert to fraction form
9,684,138.30/14,526,207.45 = 8,954,231.10/x - Step 3: Cross multiply
9,684,138.30x = 14,526,207.45 × 8,954,231.10 - Step 4: Simplify right side
9,684,138.30x = 130,071,018,513,841.69 - Step 5: Solve for x
x = 130,071,018,513,841.69/9,684,138.30 - Step 6: Final answer
x = 13,431,346.65
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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.