Finding the Fourth Proportional to 8,703,201.70, 13,056,844.66 and 8,558,605.46
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Solution
The fourth proportional to 8,703,201.70, 13,056,844.66 and 8,558,605.46 is: 12,839,916.38
Step by Step Solution
- Step 1: Write the proportion equation
8,703,201.70 : 13,056,844.66 = 8,558,605.46 : x - Step 2: Convert to fraction form
8,703,201.70/13,056,844.66 = 8,558,605.46/x - Step 3: Cross multiply
8,703,201.70x = 13,056,844.66 × 8,558,605.46 - Step 4: Simplify right side
8,703,201.70x = 111,748,382,008,693.45 - Step 5: Solve for x
x = 111,748,382,008,693.45/8,703,201.70 - Step 6: Final answer
x = 12,839,916.38
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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.