Finding the Fourth Proportional to 6,485,954.62, 8,950,266.08 and 3,585,158.65
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Solution
The fourth proportional to 6,485,954.62, 8,950,266.08 and 3,585,158.65 is: 4,947,324.76
Step by Step Solution
- Step 1: Write the proportion equation
6,485,954.62 : 8,950,266.08 = 3,585,158.65 : x - Step 2: Convert to fraction form
6,485,954.62/8,950,266.08 = 3,585,158.65/x - Step 3: Cross multiply
6,485,954.62x = 8,950,266.08 × 3,585,158.65 - Step 4: Simplify right side
6,485,954.62x = 32,088,123,856,513.59 - Step 5: Solve for x
x = 32,088,123,856,513.59/6,485,954.62 - Step 6: Final answer
x = 4,947,324.76
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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.