Finding the Fourth Proportional to 14,265,998.06, 19,687,115.07 and 7,739,627.31
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Solution
The fourth proportional to 14,265,998.06, 19,687,115.07 and 7,739,627.31 is: 10,680,706.17
Step by Step Solution
- Step 1: Write the proportion equation
14,265,998.06 : 19,687,115.07 = 7,739,627.31 : x - Step 2: Convert to fraction form
14,265,998.06/19,687,115.07 = 7,739,627.31/x - Step 3: Cross multiply
14,265,998.06x = 19,687,115.07 × 7,739,627.31 - Step 4: Simplify right side
14,265,998.06x = 152,370,933,450,884.56 - Step 5: Solve for x
x = 152,370,933,450,884.56/14,265,998.06 - Step 6: Final answer
x = 10,680,706.17
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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.