Finding the Fourth Proportional to 17,960,159.60, 26,943,738.60 and 7,175,625.20
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Solution
The fourth proportional to 17,960,159.60, 26,943,738.60 and 7,175,625.20 is: 10,764,835.84
Step by Step Solution
- Step 1: Write the proportion equation
17,960,159.60 : 26,943,738.60 = 7,175,625.20 : x - Step 2: Convert to fraction form
17,960,159.60/26,943,738.60 = 7,175,625.20/x - Step 3: Cross multiply
17,960,159.60x = 26,943,738.60 × 7,175,625.20 - Step 4: Simplify right side
17,960,159.60x = 193,338,169,680,372.75 - Step 5: Solve for x
x = 193,338,169,680,372.75/17,960,159.60 - Step 6: Final answer
x = 10,764,835.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.