Finding the Fourth Proportional to 7,544,053.40, 11,315,969.46 and 1,864,277.78
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Solution
The fourth proportional to 7,544,053.40, 11,315,969.46 and 1,864,277.78 is: 2,796,389.32
Step by Step Solution
- Step 1: Write the proportion equation
7,544,053.40 : 11,315,969.46 = 1,864,277.78 : x - Step 2: Convert to fraction form
7,544,053.40/11,315,969.46 = 1,864,277.78/x - Step 3: Cross multiply
7,544,053.40x = 11,315,969.46 × 1,864,277.78 - Step 4: Simplify right side
7,544,053.40x = 21,096,110,366,856.75 - Step 5: Solve for x
x = 21,096,110,366,856.75/7,544,053.40 - Step 6: Final answer
x = 2,796,389.32
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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.