Finding the Fourth Proportional to 6,713,381.16, 9,264,143.64 and 3,812,388.84
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Solution
The fourth proportional to 6,713,381.16, 9,264,143.64 and 3,812,388.84 is: 5,260,913.54
Step by Step Solution
- Step 1: Write the proportion equation
6,713,381.16 : 9,264,143.64 = 3,812,388.84 : x - Step 2: Convert to fraction form
6,713,381.16/9,264,143.64 = 3,812,388.84/x - Step 3: Cross multiply
6,713,381.16x = 9,264,143.64 × 3,812,388.84 - Step 4: Simplify right side
6,713,381.16x = 35,318,517,825,292.98 - Step 5: Solve for x
x = 35,318,517,825,292.98/6,713,381.16 - Step 6: Final answer
x = 5,260,913.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.