Finding the Fourth Proportional to 7,319,324.13, 10,100,543.99 and 4,056,132.21
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Solution
The fourth proportional to 7,319,324.13, 10,100,543.99 and 4,056,132.21 is: 5,597,394.11
Step by Step Solution
- Step 1: Write the proportion equation
7,319,324.13 : 10,100,543.99 = 4,056,132.21 : x - Step 2: Convert to fraction form
7,319,324.13/10,100,543.99 = 4,056,132.21/x - Step 3: Cross multiply
7,319,324.13x = 10,100,543.99 × 4,056,132.21 - Step 4: Simplify right side
7,319,324.13x = 40,969,141,796,080.26 - Step 5: Solve for x
x = 40,969,141,796,080.26/7,319,324.13 - Step 6: Final answer
x = 5,597,394.11
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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.