Finding the Fourth Proportional to 35,386,902.44, 53,055,676.28 and 15,680,311.14
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Solution
The fourth proportional to 35,386,902.44, 53,055,676.28 and 15,680,311.14 is: 23,509,531.90
Step by Step Solution
- Step 1: Write the proportion equation
35,386,902.44 : 53,055,676.28 = 15,680,311.14 : x - Step 2: Convert to fraction form
35,386,902.44/53,055,676.28 = 15,680,311.14/x - Step 3: Cross multiply
35,386,902.44x = 53,055,676.28 × 15,680,311.14 - Step 4: Simplify right side
35,386,902.44x = 831,929,511,735,116.25 - Step 5: Solve for x
x = 831,929,511,735,116.25/35,386,902.44 - Step 6: Final answer
x = 23,509,531.90
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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.