Finding the Fourth Proportional to 6,730,666.22, 9,288,192.42 and 4,116,977.99
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Solution
The fourth proportional to 6,730,666.22, 9,288,192.42 and 4,116,977.99 is: 5,681,351.97
Step by Step Solution
- Step 1: Write the proportion equation
6,730,666.22 : 9,288,192.42 = 4,116,977.99 : x - Step 2: Convert to fraction form
6,730,666.22/9,288,192.42 = 4,116,977.99/x - Step 3: Cross multiply
6,730,666.22x = 9,288,192.42 × 4,116,977.99 - Step 4: Simplify right side
6,730,666.22x = 38,239,283,783,245.32 - Step 5: Solve for x
x = 38,239,283,783,245.32/6,730,666.22 - Step 6: Final answer
x = 5,681,351.97
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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.