Finding the Fourth Proportional to 43,809,933.20, 65,588,928.60 and 26,803,821.20
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Solution
The fourth proportional to 43,809,933.20, 65,588,928.60 and 26,803,821.20 is: 40,128,660.02
Step by Step Solution
- Step 1: Write the proportion equation
43,809,933.20 : 65,588,928.60 = 26,803,821.20 : x - Step 2: Convert to fraction form
43,809,933.20/65,588,928.60 = 26,803,821.20/x - Step 3: Cross multiply
43,809,933.20x = 65,588,928.60 × 26,803,821.20 - Step 4: Simplify right side
43,809,933.20x = 1,758,033,914,893,966.25 - Step 5: Solve for x
x = 1,758,033,914,893,966.25/43,809,933.20 - Step 6: Final answer
x = 40,128,660.02
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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.