Finding the Fourth Proportional to 4,929,033.99, 7,394,391.67 and 2,197,572.51
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Solution
The fourth proportional to 4,929,033.99, 7,394,391.67 and 2,197,572.51 is: 3,296,733.58
Step by Step Solution
- Step 1: Write the proportion equation
4,929,033.99 : 7,394,391.67 = 2,197,572.51 : x - Step 2: Convert to fraction form
4,929,033.99/7,394,391.67 = 2,197,572.51/x - Step 3: Cross multiply
4,929,033.99x = 7,394,391.67 × 2,197,572.51 - Step 4: Simplify right side
4,929,033.99x = 16,249,711,862,164.99 - Step 5: Solve for x
x = 16,249,711,862,164.99/4,929,033.99 - Step 6: Final answer
x = 3,296,733.58
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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.