Finding the Fourth Proportional to 6,837,181.06, 9,438,215.08 and 4,260,135.08
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Solution
The fourth proportional to 6,837,181.06, 9,438,215.08 and 4,260,135.08 is: 5,880,796.60
Step by Step Solution
- Step 1: Write the proportion equation
6,837,181.06 : 9,438,215.08 = 4,260,135.08 : x - Step 2: Convert to fraction form
6,837,181.06/9,438,215.08 = 4,260,135.08/x - Step 3: Cross multiply
6,837,181.06x = 9,438,215.08 × 4,260,135.08 - Step 4: Simplify right side
6,837,181.06x = 40,208,071,154,893.01 - Step 5: Solve for x
x = 40,208,071,154,893.01/6,837,181.06 - Step 6: Final answer
x = 5,880,796.60
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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.