Finding the Fourth Proportional to 19,894,454.64, 29,841,680.28 and 5,517,522.27
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Solution
The fourth proportional to 19,894,454.64, 29,841,680.28 and 5,517,522.27 is: 8,276,282.94
Step by Step Solution
- Step 1: Write the proportion equation
19,894,454.64 : 29,841,680.28 = 5,517,522.27 : x - Step 2: Convert to fraction form
19,894,454.64/29,841,680.28 = 5,517,522.27/x - Step 3: Cross multiply
19,894,454.64x = 29,841,680.28 × 5,517,522.27 - Step 4: Simplify right side
19,894,454.64x = 164,652,135,519,119.84 - Step 5: Solve for x
x = 164,652,135,519,119.84/19,894,454.64 - Step 6: Final answer
x = 8,276,282.94
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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.