Finding the Fourth Proportional to 5,675,705.90, 7,832,471.99 and 3,097,386.68
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Solution
The fourth proportional to 5,675,705.90, 7,832,471.99 and 3,097,386.68 is: 4,274,392.43
Step by Step Solution
- Step 1: Write the proportion equation
5,675,705.90 : 7,832,471.99 = 3,097,386.68 : x - Step 2: Convert to fraction form
5,675,705.90/7,832,471.99 = 3,097,386.68/x - Step 3: Cross multiply
5,675,705.90x = 7,832,471.99 × 3,097,386.68 - Step 4: Simplify right side
5,675,705.90x = 24,260,194,366,393.27 - Step 5: Solve for x
x = 24,260,194,366,393.27/5,675,705.90 - Step 6: Final answer
x = 4,274,392.43
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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.