Finding the Fourth Proportional to 7,652,483.76, 10,560,906.96 and 4,214,724
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Solution
The fourth proportional to 7,652,483.76, 10,560,906.96 and 4,214,724 is: 5,816,583.14
Step by Step Solution
- Step 1: Write the proportion equation
7,652,483.76 : 10,560,906.96 = 4,214,724 : x - Step 2: Convert to fraction form
7,652,483.76/10,560,906.96 = 4,214,724/x - Step 3: Cross multiply
7,652,483.76x = 10,560,906.96 × 4,214,724 - Step 4: Simplify right side
7,652,483.76x = 44,511,308,026,079.05 - Step 5: Solve for x
x = 44,511,308,026,079.05/7,652,483.76 - Step 6: Final answer
x = 5,816,583.14
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1.5x scale
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.