Finding the Fourth Proportional to 14,228,064.84, 19,634,741.22 and 7,701,674.10
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Solution
The fourth proportional to 14,228,064.84, 19,634,741.22 and 7,701,674.10 is: 10,628,316.61
Step by Step Solution
- Step 1: Write the proportion equation
14,228,064.84 : 19,634,741.22 = 7,701,674.10 : x - Step 2: Convert to fraction form
14,228,064.84/19,634,741.22 = 7,701,674.10/x - Step 3: Cross multiply
14,228,064.84x = 19,634,741.22 × 7,701,674.10 - Step 4: Simplify right side
14,228,064.84x = 151,220,377,914,276.38 - Step 5: Solve for x
x = 151,220,377,914,276.38/14,228,064.84 - Step 6: Final answer
x = 10,628,316.61
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.