Finding the Fourth Proportional to 10,274,201.02, 15,399,365.37 and 3,880,385.02
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Solution
The fourth proportional to 10,274,201.02, 15,399,365.37 and 3,880,385.02 is: 5,816,069.45
Step by Step Solution
- Step 1: Write the proportion equation
10,274,201.02 : 15,399,365.37 = 3,880,385.02 : x - Step 2: Convert to fraction form
10,274,201.02/15,399,365.37 = 3,880,385.02/x - Step 3: Cross multiply
10,274,201.02x = 15,399,365.37 × 3,880,385.02 - Step 4: Simplify right side
10,274,201.02x = 59,755,466,699,254.76 - Step 5: Solve for x
x = 59,755,466,699,254.76/10,274,201.02 - Step 6: Final answer
x = 5,816,069.45
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1.5x scale
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.