Finding the Fourth Proportional to 14,766,476.70, 22,149,715.05 and 10,987,340.70
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Solution
The fourth proportional to 14,766,476.70, 22,149,715.05 and 10,987,340.70 is: 16,481,011.05
Step by Step Solution
- Step 1: Write the proportion equation
14,766,476.70 : 22,149,715.05 = 10,987,340.70 : x - Step 2: Convert to fraction form
14,766,476.70/22,149,715.05 = 10,987,340.70/x - Step 3: Cross multiply
14,766,476.70x = 22,149,715.05 × 10,987,340.70 - Step 4: Simplify right side
14,766,476.70x = 243,366,465,662,267.53 - Step 5: Solve for x
x = 243,366,465,662,267.53/14,766,476.70 - Step 6: Final answer
x = 16,481,011.05
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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.