Finding the Fourth Proportional to 6,917,635.87, 9,546,237.85 and 3,820,290.28
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Solution
The fourth proportional to 6,917,635.87, 9,546,237.85 and 3,820,290.28 is: 5,271,945.56
Step by Step Solution
- Step 1: Write the proportion equation
6,917,635.87 : 9,546,237.85 = 3,820,290.28 : x - Step 2: Convert to fraction form
6,917,635.87/9,546,237.85 = 3,820,290.28/x - Step 3: Cross multiply
6,917,635.87x = 9,546,237.85 × 3,820,290.28 - Step 4: Simplify right side
6,917,635.87x = 36,469,399,671,305.17 - Step 5: Solve for x
x = 36,469,399,671,305.17/6,917,635.87 - Step 6: Final answer
x = 5,271,945.56
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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.