Finding the Fourth Proportional to 7,484,041.26, 10,327,206.12 and 5,524,961.46
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Solution
The fourth proportional to 7,484,041.26, 10,327,206.12 and 5,524,961.46 is: 7,623,877.77
Step by Step Solution
- Step 1: Write the proportion equation
7,484,041.26 : 10,327,206.12 = 5,524,961.46 : x - Step 2: Convert to fraction form
7,484,041.26/10,327,206.12 = 5,524,961.46/x - Step 3: Cross multiply
7,484,041.26x = 10,327,206.12 × 5,524,961.46 - Step 4: Simplify right side
7,484,041.26x = 57,057,415,802,476.13 - Step 5: Solve for x
x = 57,057,415,802,476.13/7,484,041.26 - Step 6: Final answer
x = 7,623,877.77
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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.