Finding the Fourth Proportional to 36,085,835.80, 54,128,753.70 and 16,953,959.80
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Solution
The fourth proportional to 36,085,835.80, 54,128,753.70 and 16,953,959.80 is: 25,430,939.70
Step by Step Solution
- Step 1: Write the proportion equation
36,085,835.80 : 54,128,753.70 = 16,953,959.80 : x - Step 2: Convert to fraction form
36,085,835.80/54,128,753.70 = 16,953,959.80/x - Step 3: Cross multiply
36,085,835.80x = 54,128,753.70 × 16,953,959.80 - Step 4: Simplify right side
36,085,835.80x = 917,696,714,253,901.38 - Step 5: Solve for x
x = 917,696,714,253,901.38/36,085,835.80 - Step 6: Final answer
x = 25,430,939.70
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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.