Finding the Fourth Proportional to 6,772,925.50, 9,346,845.12 and 3,981,536.84
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Solution
The fourth proportional to 6,772,925.50, 9,346,845.12 and 3,981,536.84 is: 5,494,643.07
Step by Step Solution
- Step 1: Write the proportion equation
6,772,925.50 : 9,346,845.12 = 3,981,536.84 : x - Step 2: Convert to fraction form
6,772,925.50/9,346,845.12 = 3,981,536.84/x - Step 3: Cross multiply
6,772,925.50x = 9,346,845.12 × 3,981,536.84 - Step 4: Simplify right side
6,772,925.50x = 37,214,808,183,054.22 - Step 5: Solve for x
x = 37,214,808,183,054.22/6,772,925.50 - Step 6: Final answer
x = 5,494,643.07
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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.