Finding the Fourth Proportional to 8,602,164.80, 12,899,497.44 and 2,617,133.12
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Solution
The fourth proportional to 8,602,164.80, 12,899,497.44 and 2,617,133.12 is: 3,924,558.85
Step by Step Solution
- Step 1: Write the proportion equation
8,602,164.80 : 12,899,497.44 = 2,617,133.12 : x - Step 2: Convert to fraction form
8,602,164.80/12,899,497.44 = 2,617,133.12/x - Step 3: Cross multiply
8,602,164.80x = 12,899,497.44 × 2,617,133.12 - Step 4: Simplify right side
8,602,164.80x = 33,759,701,981,579.21 - Step 5: Solve for x
x = 33,759,701,981,579.21/8,602,164.80 - Step 6: Final answer
x = 3,924,558.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.