Finding the Fourth Proportional to 11,071,707.80, 16,607,561.70 and 6,767,035.70
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Solution
The fourth proportional to 11,071,707.80, 16,607,561.70 and 6,767,035.70 is: 10,150,553.55
Step by Step Solution
- Step 1: Write the proportion equation
11,071,707.80 : 16,607,561.70 = 6,767,035.70 : x - Step 2: Convert to fraction form
11,071,707.80/16,607,561.70 = 6,767,035.70/x - Step 3: Cross multiply
11,071,707.80x = 16,607,561.70 × 6,767,035.70 - Step 4: Simplify right side
11,071,707.80x = 112,383,962,913,852.69 - Step 5: Solve for x
x = 112,383,962,913,852.69/11,071,707.80 - Step 6: Final answer
x = 10,150,553.55
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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.