Finding the Fourth Proportional to 29,915,384.20, 41,276,200.63 and 18,154,386.19
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Solution
The fourth proportional to 29,915,384.20, 41,276,200.63 and 18,154,386.19 is: 25,048,786.99
Step by Step Solution
- Step 1: Write the proportion equation
29,915,384.20 : 41,276,200.63 = 18,154,386.19 : x - Step 2: Convert to fraction form
29,915,384.20/41,276,200.63 = 18,154,386.19/x - Step 3: Cross multiply
29,915,384.20x = 41,276,200.63 × 18,154,386.19 - Step 4: Simplify right side
29,915,384.20x = 749,344,086,692,941.38 - Step 5: Solve for x
x = 749,344,086,692,941.38/29,915,384.20 - Step 6: Final answer
x = 25,048,786.99
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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.