Finding the Fourth Proportional to 10,788,127.67, 14,891,164.08 and 8,587,028
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Solution
The fourth proportional to 10,788,127.67, 14,891,164.08 and 8,587,028 is: 11,852,922.66
Step by Step Solution
- Step 1: Write the proportion equation
10,788,127.67 : 14,891,164.08 = 8,587,028 : x - Step 2: Convert to fraction form
10,788,127.67/14,891,164.08 = 8,587,028/x - Step 3: Cross multiply
10,788,127.67x = 14,891,164.08 × 8,587,028 - Step 4: Simplify right side
10,788,127.67x = 127,870,842,907,554.23 - Step 5: Solve for x
x = 127,870,842,907,554.23/10,788,127.67 - Step 6: Final answer
x = 11,852,922.66
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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.