Finding the Fourth Proportional to 6,028,612.82, 8,317,428.12 and 3,735,936.98
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Solution
The fourth proportional to 6,028,612.82, 8,317,428.12 and 3,735,936.98 is: 5,154,317.95
Step by Step Solution
- Step 1: Write the proportion equation
6,028,612.82 : 8,317,428.12 = 3,735,936.98 : x - Step 2: Convert to fraction form
6,028,612.82/8,317,428.12 = 3,735,936.98/x - Step 3: Cross multiply
6,028,612.82x = 8,317,428.12 × 3,735,936.98 - Step 4: Simplify right side
6,028,612.82x = 31,073,387,291,999.88 - Step 5: Solve for x
x = 31,073,387,291,999.88/6,028,612.82 - Step 6: Final answer
x = 5,154,317.95
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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.