Finding the Fourth Proportional to 91,589,733.76, 126,395,307.84 and 52,431,352.96
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Solution
The fourth proportional to 91,589,733.76, 126,395,307.84 and 52,431,352.96 is: 72,356,111.61
Step by Step Solution
- Step 1: Write the proportion equation
91,589,733.76 : 126,395,307.84 = 52,431,352.96 : x - Step 2: Convert to fraction form
91,589,733.76/126,395,307.84 = 52,431,352.96/x - Step 3: Cross multiply
91,589,733.76x = 126,395,307.84 × 52,431,352.96 - Step 4: Simplify right side
91,589,733.76x = 6,627,076,997,846,896 - Step 5: Solve for x
x = 6,627,076,997,846,896/91,589,733.76 - Step 6: Final answer
x = 72,356,111.61
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.