Finding the Fourth Proportional to 6,862,776.88, 10,287,471.12 and 3,267,577.84
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Solution
The fourth proportional to 6,862,776.88, 10,287,471.12 and 3,267,577.84 is: 4,898,179.45
Step by Step Solution
- Step 1: Write the proportion equation
6,862,776.88 : 10,287,471.12 = 3,267,577.84 : x - Step 2: Convert to fraction form
6,862,776.88/10,287,471.12 = 3,267,577.84/x - Step 3: Cross multiply
6,862,776.88x = 10,287,471.12 × 3,267,577.84 - Step 4: Simplify right side
6,862,776.88x = 33,615,112,661,351.98 - Step 5: Solve for x
x = 33,615,112,661,351.98/6,862,776.88 - Step 6: Final answer
x = 4,898,179.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.