Finding the Fourth Proportional to 5,635,501.04, 7,776,991.44 and 3,221,104.88
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Solution
The fourth proportional to 5,635,501.04, 7,776,991.44 and 3,221,104.88 is: 4,445,124.74
Step by Step Solution
- Step 1: Write the proportion equation
5,635,501.04 : 7,776,991.44 = 3,221,104.88 : x - Step 2: Convert to fraction form
5,635,501.04/7,776,991.44 = 3,221,104.88/x - Step 3: Cross multiply
5,635,501.04x = 7,776,991.44 × 3,221,104.88 - Step 4: Simplify right side
5,635,501.04x = 25,050,505,079,102.23 - Step 5: Solve for x
x = 25,050,505,079,102.23/5,635,501.04 - Step 6: Final answer
x = 4,445,124.74
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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.