Finding the Fourth Proportional to 29,986,769.07, 44,980,153.92 and 7,267,666.32
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Solution
The fourth proportional to 29,986,769.07, 44,980,153.92 and 7,267,666.32 is: 10,901,499.56
Step by Step Solution
- Step 1: Write the proportion equation
29,986,769.07 : 44,980,153.92 = 7,267,666.32 : x - Step 2: Convert to fraction form
29,986,769.07/44,980,153.92 = 7,267,666.32/x - Step 3: Cross multiply
29,986,769.07x = 44,980,153.92 × 7,267,666.32 - Step 4: Simplify right side
29,986,769.07x = 326,900,749,712,800 - Step 5: Solve for x
x = 326,900,749,712,800/29,986,769.07 - Step 6: Final answer
x = 10,901,499.56
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1.5x scale
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.