Finding the Fourth Proportional to 6,508,327.04, 8,981,820.96 and 3,753,990.08
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Solution
The fourth proportional to 6,508,327.04, 8,981,820.96 and 3,753,990.08 is: 5,180,696.45
Step by Step Solution
- Step 1: Write the proportion equation
6,508,327.04 : 8,981,820.96 = 3,753,990.08 : x - Step 2: Convert to fraction form
6,508,327.04/8,981,820.96 = 3,753,990.08/x - Step 3: Cross multiply
6,508,327.04x = 8,981,820.96 × 3,753,990.08 - Step 4: Simplify right side
6,508,327.04x = 33,717,666,784,176.08 - Step 5: Solve for x
x = 33,717,666,784,176.08/6,508,327.04 - Step 6: Final answer
x = 5,180,696.45
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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.