Finding the Fourth Proportional to 6,246,853.77, 8,620,597.49 and 3,493,509.87
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Solution
The fourth proportional to 6,246,853.77, 8,620,597.49 and 3,493,509.87 is: 4,821,009.66
Step by Step Solution
- Step 1: Write the proportion equation
6,246,853.77 : 8,620,597.49 = 3,493,509.87 : x - Step 2: Convert to fraction form
6,246,853.77/8,620,597.49 = 3,493,509.87/x - Step 3: Cross multiply
6,246,853.77x = 8,620,597.49 × 3,493,509.87 - Step 4: Simplify right side
6,246,853.77x = 30,116,142,399,144.68 - Step 5: Solve for x
x = 30,116,142,399,144.68/6,246,853.77 - Step 6: Final answer
x = 4,821,009.66
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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.