Finding the Fourth Proportional to 11,370,792.96, 15,691,734.72 and 6,214,153.14
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Solution
The fourth proportional to 11,370,792.96, 15,691,734.72 and 6,214,153.14 is: 8,575,553.43
Step by Step Solution
- Step 1: Write the proportion equation
11,370,792.96 : 15,691,734.72 = 6,214,153.14 : x - Step 2: Convert to fraction form
11,370,792.96/15,691,734.72 = 6,214,153.14/x - Step 3: Cross multiply
11,370,792.96x = 15,691,734.72 × 6,214,153.14 - Step 4: Simplify right side
11,370,792.96x = 97,510,842,582,335.02 - Step 5: Solve for x
x = 97,510,842,582,335.02/11,370,792.96 - Step 6: Final answer
x = 8,575,553.43
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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.