Finding the Fourth Proportional to 97,560,991.01, 134,621,755.81 and 55,747,766.70
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Solution
The fourth proportional to 97,560,991.01, 134,621,755.81 and 55,747,766.70 is: 76,924,825.77
Step by Step Solution
- Step 1: Write the proportion equation
97,560,991.01 : 134,621,755.81 = 55,747,766.70 : x - Step 2: Convert to fraction form
97,560,991.01/134,621,755.81 = 55,747,766.70/x - Step 3: Cross multiply
97,560,991.01x = 134,621,755.81 × 55,747,766.70 - Step 4: Simplify right side
97,560,991.01x = 7,504,862,235,500,881 - Step 5: Solve for x
x = 7,504,862,235,500,881/97,560,991.01 - Step 6: Final answer
x = 76,924,825.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.