Finding the Fourth Proportional to 6,065,106.19, 8,369,887.01 and 3,311,812.78
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Solution
The fourth proportional to 6,065,106.19, 8,369,887.01 and 3,311,812.78 is: 4,570,323.73
Step by Step Solution
- Step 1: Write the proportion equation
6,065,106.19 : 8,369,887.01 = 3,311,812.78 : x - Step 2: Convert to fraction form
6,065,106.19/8,369,887.01 = 3,311,812.78/x - Step 3: Cross multiply
6,065,106.19x = 8,369,887.01 × 3,311,812.78 - Step 4: Simplify right side
6,065,106.19x = 27,719,498,729,390.20 - Step 5: Solve for x
x = 27,719,498,729,390.20/6,065,106.19 - Step 6: Final answer
x = 4,570,323.73
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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.