Finding the Fourth Proportional to 8,713,035.70, 13,069,553.55 and 5,349,138.10
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Solution
The fourth proportional to 8,713,035.70, 13,069,553.55 and 5,349,138.10 is: 8,023,707.15
Step by Step Solution
- Step 1: Write the proportion equation
8,713,035.70 : 13,069,553.55 = 5,349,138.10 : x - Step 2: Convert to fraction form
8,713,035.70/13,069,553.55 = 5,349,138.10/x - Step 3: Cross multiply
8,713,035.70x = 13,069,553.55 × 5,349,138.10 - Step 4: Simplify right side
8,713,035.70x = 69,910,846,844,295.26 - Step 5: Solve for x
x = 69,910,846,844,295.26/8,713,035.70 - Step 6: Final answer
x = 8,023,707.15
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Similar ratio
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1.5x scale
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.