Finding the Fourth Proportional to 14,679,996.70, 22,019,995.05 and 9,578,163.10
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Solution
The fourth proportional to 14,679,996.70, 22,019,995.05 and 9,578,163.10 is: 14,367,244.65
Step by Step Solution
- Step 1: Write the proportion equation
14,679,996.70 : 22,019,995.05 = 9,578,163.10 : x - Step 2: Convert to fraction form
14,679,996.70/22,019,995.05 = 9,578,163.10/x - Step 3: Cross multiply
14,679,996.70x = 22,019,995.05 × 9,578,163.10 - Step 4: Simplify right side
14,679,996.70x = 210,911,104,050,092.66 - Step 5: Solve for x
x = 210,911,104,050,092.66/14,679,996.70 - Step 6: Final answer
x = 14,367,244.65
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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.