Finding the Fourth Proportional to 5,696,057.69, 7,860,633.44 and 3,117,683.11
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Solution
The fourth proportional to 5,696,057.69, 7,860,633.44 and 3,117,683.11 is: 4,302,443.09
Step by Step Solution
- Step 1: Write the proportion equation
5,696,057.69 : 7,860,633.44 = 3,117,683.11 : x - Step 2: Convert to fraction form
5,696,057.69/7,860,633.44 = 3,117,683.11/x - Step 3: Cross multiply
5,696,057.69x = 7,860,633.44 × 3,117,683.11 - Step 4: Simplify right side
5,696,057.69x = 24,506,964,070,486.03 - Step 5: Solve for x
x = 24,506,964,070,486.03/5,696,057.69 - Step 6: Final answer
x = 4,302,443.09
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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.