Finding the Fourth Proportional to 6,150,935.94, 8,488,257.84 and 3,397,812.78
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Solution
The fourth proportional to 6,150,935.94, 8,488,257.84 and 3,397,812.78 is: 4,688,962.99
Step by Step Solution
- Step 1: Write the proportion equation
6,150,935.94 : 8,488,257.84 = 3,397,812.78 : x - Step 2: Convert to fraction form
6,150,935.94/8,488,257.84 = 3,397,812.78/x - Step 3: Cross multiply
6,150,935.94x = 8,488,257.84 × 3,397,812.78 - Step 4: Simplify right side
6,150,935.94x = 28,841,510,968,687.19 - Step 5: Solve for x
x = 28,841,510,968,687.19/6,150,935.94 - Step 6: Final answer
x = 4,688,962.99
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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.