Finding the Fourth Proportional to 13,202,918.92, 19,805,640 and 4,102,572.61
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Solution
The fourth proportional to 13,202,918.92, 19,805,640 and 4,102,572.61 is: 6,154,250.94
Step by Step Solution
- Step 1: Write the proportion equation
13,202,918.92 : 19,805,640 = 4,102,572.61 : x - Step 2: Convert to fraction form
13,202,918.92/19,805,640 = 4,102,572.61/x - Step 3: Cross multiply
13,202,918.92x = 19,805,640 × 4,102,572.61 - Step 4: Simplify right side
13,202,918.92x = 81,254,076,187,520.39 - Step 5: Solve for x
x = 81,254,076,187,520.39/13,202,918.92 - Step 6: Final answer
x = 6,154,250.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.