Finding the Fourth Proportional to 65,235,546.70, 97,853,320.05 and 19,797,268.30
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Solution
The fourth proportional to 65,235,546.70, 97,853,320.05 and 19,797,268.30 is: 29,695,902.45
Step by Step Solution
- Step 1: Write the proportion equation
65,235,546.70 : 97,853,320.05 = 19,797,268.30 : x - Step 2: Convert to fraction form
65,235,546.70/97,853,320.05 = 19,797,268.30/x - Step 3: Cross multiply
65,235,546.70x = 97,853,320.05 × 19,797,268.30 - Step 4: Simplify right side
65,235,546.70x = 1,937,228,431,075,619.50 - Step 5: Solve for x
x = 1,937,228,431,075,619.50/65,235,546.70 - Step 6: Final answer
x = 29,695,902.45
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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.