Finding the Fourth Proportional to 7,791,651.93, 10,752,273.41 and 4,353,921.21
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Solution
The fourth proportional to 7,791,651.93, 10,752,273.41 and 4,353,921.21 is: 6,008,296.01
Step by Step Solution
- Step 1: Write the proportion equation
7,791,651.93 : 10,752,273.41 = 4,353,921.21 : x - Step 2: Convert to fraction form
7,791,651.93/10,752,273.41 = 4,353,921.21/x - Step 3: Cross multiply
7,791,651.93x = 10,752,273.41 × 4,353,921.21 - Step 4: Simplify right side
7,791,651.93x = 46,814,551,233,748.41 - Step 5: Solve for x
x = 46,814,551,233,748.41/7,791,651.93 - Step 6: Final answer
x = 6,008,296.01
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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.