Finding the Fourth Proportional to 7,175,623.97, 9,903,497.04 and 4,276,696.37
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Solution
The fourth proportional to 7,175,623.97, 9,903,497.04 and 4,276,696.37 is: 5,902,518.02
Step by Step Solution
- Step 1: Write the proportion equation
7,175,623.97 : 9,903,497.04 = 4,276,696.37 : x - Step 2: Convert to fraction form
7,175,623.97/9,903,497.04 = 4,276,696.37/x - Step 3: Cross multiply
7,175,623.97x = 9,903,497.04 × 4,276,696.37 - Step 4: Simplify right side
7,175,623.97x = 42,354,249,791,756.26 - Step 5: Solve for x
x = 42,354,249,791,756.26/7,175,623.97 - Step 6: Final answer
x = 5,902,518.02
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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.