Finding the Fourth Proportional to 48,530,892.62, 66,963,757.56 and 27,621,690.32
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Solution
The fourth proportional to 48,530,892.62, 66,963,757.56 and 27,621,690.32 is: 38,112,881.80
Step by Step Solution
- Step 1: Write the proportion equation
48,530,892.62 : 66,963,757.56 = 27,621,690.32 : x - Step 2: Convert to fraction form
48,530,892.62/66,963,757.56 = 27,621,690.32/x - Step 3: Cross multiply
48,530,892.62x = 66,963,757.56 × 27,621,690.32 - Step 4: Simplify right side
48,530,892.62x = 1,849,652,174,049,707 - Step 5: Solve for x
x = 1,849,652,174,049,707/48,530,892.62 - Step 6: Final answer
x = 38,112,881.80
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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.