Finding the Fourth Proportional to 6,664,933.04, 9,197,612.44 and 3,609,149.68
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Solution
The fourth proportional to 6,664,933.04, 9,197,612.44 and 3,609,149.68 is: 4,980,629.18
Step by Step Solution
- Step 1: Write the proportion equation
6,664,933.04 : 9,197,612.44 = 3,609,149.68 : x - Step 2: Convert to fraction form
6,664,933.04/9,197,612.44 = 3,609,149.68/x - Step 3: Cross multiply
6,664,933.04x = 9,197,612.44 × 3,609,149.68 - Step 4: Simplify right side
6,664,933.04x = 33,195,559,994,590.02 - Step 5: Solve for x
x = 33,195,559,994,590.02/6,664,933.04 - Step 6: Final answer
x = 4,980,629.18
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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.