Finding the Fourth Proportional to 43,490,140.80, 65,277,201.60 and 26,484,028.80
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Solution
The fourth proportional to 43,490,140.80, 65,277,201.60 and 26,484,028.80 is: 39,751,613.94
Step by Step Solution
- Step 1: Write the proportion equation
43,490,140.80 : 65,277,201.60 = 26,484,028.80 : x - Step 2: Convert to fraction form
43,490,140.80/65,277,201.60 = 26,484,028.80/x - Step 3: Cross multiply
43,490,140.80x = 65,277,201.60 × 26,484,028.80 - Step 4: Simplify right side
43,490,140.80x = 1,728,803,287,157,806.25 - Step 5: Solve for x
x = 1,728,803,287,157,806.25/43,490,140.80 - Step 6: Final answer
x = 39,751,613.94
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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.