Finding the Fourth Proportional to 6,157,669.80, 8,497,333.31 and 3,404,181.99
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Solution
The fourth proportional to 6,157,669.80, 8,497,333.31 and 3,404,181.99 is: 4,697,632.37
Step by Step Solution
- Step 1: Write the proportion equation
6,157,669.80 : 8,497,333.31 = 3,404,181.99 : x - Step 2: Convert to fraction form
6,157,669.80/8,497,333.31 = 3,404,181.99/x - Step 3: Cross multiply
6,157,669.80x = 8,497,333.31 × 3,404,181.99 - Step 4: Simplify right side
6,157,669.80x = 28,926,468,999,908.18 - Step 5: Solve for x
x = 28,926,468,999,908.18/6,157,669.80 - Step 6: Final answer
x = 4,697,632.37
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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.