Finding the Fourth Proportional to 6,119,156.75, 8,444,643.66 and 3,366,048.96
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Solution
The fourth proportional to 6,119,156.75, 8,444,643.66 and 3,366,048.96 is: 4,645,261.63
Step by Step Solution
- Step 1: Write the proportion equation
6,119,156.75 : 8,444,643.66 = 3,366,048.96 : x - Step 2: Convert to fraction form
6,119,156.75/8,444,643.66 = 3,366,048.96/x - Step 3: Cross multiply
6,119,156.75x = 8,444,643.66 × 3,366,048.96 - Step 4: Simplify right side
6,119,156.75x = 28,425,084,009,313.59 - Step 5: Solve for x
x = 28,425,084,009,313.59/6,119,156.75 - Step 6: Final answer
x = 4,645,261.63
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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.