Finding the Fourth Proportional to 5,060,639.54, 6,976,418.93 and 3,607,812.71
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Solution
The fourth proportional to 5,060,639.54, 6,976,418.93 and 3,607,812.71 is: 4,973,603.17
Step by Step Solution
- Step 1: Write the proportion equation
5,060,639.54 : 6,976,418.93 = 3,607,812.71 : x - Step 2: Convert to fraction form
5,060,639.54/6,976,418.93 = 3,607,812.71/x - Step 3: Cross multiply
5,060,639.54x = 6,976,418.93 × 3,607,812.71 - Step 4: Simplify right side
5,060,639.54x = 25,169,612,833,017.44 - Step 5: Solve for x
x = 25,169,612,833,017.44/5,060,639.54 - Step 6: Final answer
x = 4,973,603.17
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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.