Finding the Fourth Proportional to 72,504,829.64, 108,757,245.56 and 27,070,167.08
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Solution
The fourth proportional to 72,504,829.64, 108,757,245.56 and 27,070,167.08 is: 40,605,251.03
Step by Step Solution
- Step 1: Write the proportion equation
72,504,829.64 : 108,757,245.56 = 27,070,167.08 : x - Step 2: Convert to fraction form
72,504,829.64/108,757,245.56 = 27,070,167.08/x - Step 3: Cross multiply
72,504,829.64x = 108,757,245.56 × 27,070,167.08 - Step 4: Simplify right side
72,504,829.64x = 2,944,076,808,469,788 - Step 5: Solve for x
x = 2,944,076,808,469,788/72,504,829.64 - Step 6: Final answer
x = 40,605,251.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.