Finding the Fourth Proportional to 38,331,664.80, 57,497,497.20 and 35,560,298.40
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Solution
The fourth proportional to 38,331,664.80, 57,497,497.20 and 35,560,298.40 is: 53,340,447.60
Step by Step Solution
- Step 1: Write the proportion equation
38,331,664.80 : 57,497,497.20 = 35,560,298.40 : x - Step 2: Convert to fraction form
38,331,664.80/57,497,497.20 = 35,560,298.40/x - Step 3: Cross multiply
38,331,664.80x = 57,497,497.20 × 35,560,298.40 - Step 4: Simplify right side
38,331,664.80x = 2,044,628,157,685,164.50 - Step 5: Solve for x
x = 2,044,628,157,685,164.50/38,331,664.80 - Step 6: Final answer
x = 53,340,447.60
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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.