Finding the Fourth Proportional to 36,461,553.20, 50,316,819 and 20,163,679.28
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Solution
The fourth proportional to 36,461,553.20, 50,316,819 and 20,163,679.28 is: 27,825,808.60
Step by Step Solution
- Step 1: Write the proportion equation
36,461,553.20 : 50,316,819 = 20,163,679.28 : x - Step 2: Convert to fraction form
36,461,553.20/50,316,819 = 20,163,679.28/x - Step 3: Cross multiply
36,461,553.20x = 50,316,819 × 20,163,679.28 - Step 4: Simplify right side
36,461,553.20x = 1,014,572,200,705,810.38 - Step 5: Solve for x
x = 1,014,572,200,705,810.38/36,461,553.20 - Step 6: Final answer
x = 27,825,808.60
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1.5x scale
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.