Finding the Fourth Proportional to 8,808,604.80, 13,221,201.60 and 5,449,372.80
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Solution
The fourth proportional to 8,808,604.80, 13,221,201.60 and 5,449,372.80 is: 8,179,190.46
Step by Step Solution
- Step 1: Write the proportion equation
8,808,604.80 : 13,221,201.60 = 5,449,372.80 : x - Step 2: Convert to fraction form
8,808,604.80/13,221,201.60 = 5,449,372.80/x - Step 3: Cross multiply
8,808,604.80x = 13,221,201.60 × 5,449,372.80 - Step 4: Simplify right side
8,808,604.80x = 72,047,256,382,356.47 - Step 5: Solve for x
x = 72,047,256,382,356.47/8,808,604.80 - Step 6: Final answer
x = 8,179,190.46
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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.