Finding the Fourth Proportional to 7,273,052.63, 10,909,633.61 and 3,228,453.10
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Solution
The fourth proportional to 7,273,052.63, 10,909,633.61 and 3,228,453.10 is: 4,842,703.92
Step by Step Solution
- Step 1: Write the proportion equation
7,273,052.63 : 10,909,633.61 = 3,228,453.10 : x - Step 2: Convert to fraction form
7,273,052.63/10,909,633.61 = 3,228,453.10/x - Step 3: Cross multiply
7,273,052.63x = 10,909,633.61 × 3,228,453.10 - Step 4: Simplify right side
7,273,052.63x = 35,221,240,428,865.74 - Step 5: Solve for x
x = 35,221,240,428,865.74/7,273,052.63 - Step 6: Final answer
x = 4,842,703.92
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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.