Finding the Fourth Proportional to 12,662,137, 17,473,764.42 and 6,860,914.18
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Solution
The fourth proportional to 12,662,137, 17,473,764.42 and 6,860,914.18 is: 9,468,069.89
Step by Step Solution
- Step 1: Write the proportion equation
12,662,137 : 17,473,764.42 = 6,860,914.18 : x - Step 2: Convert to fraction form
12,662,137/17,473,764.42 = 6,860,914.18/x - Step 3: Cross multiply
12,662,137x = 17,473,764.42 × 6,860,914.18 - Step 4: Simplify right side
12,662,137x = 119,885,998,087,157.48 - Step 5: Solve for x
x = 119,885,998,087,157.48/12,662,137 - Step 6: Final answer
x = 9,468,069.89
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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.