Finding the Fourth Proportional to 10,422,543.66, 15,635,902.71 and 3,599,366.10
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Solution
The fourth proportional to 10,422,543.66, 15,635,902.71 and 3,599,366.10 is: 5,399,769.96
Step by Step Solution
- Step 1: Write the proportion equation
10,422,543.66 : 15,635,902.71 = 3,599,366.10 : x - Step 2: Convert to fraction form
10,422,543.66/15,635,902.71 = 3,599,366.10/x - Step 3: Cross multiply
10,422,543.66x = 15,635,902.71 × 3,599,366.10 - Step 4: Simplify right side
10,422,543.66x = 56,279,338,157,272.13 - Step 5: Solve for x
x = 56,279,338,157,272.13/10,422,543.66 - Step 6: Final answer
x = 5,399,769.96
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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.