Finding the Fourth Proportional to 97,686,277.20, 146,529,415.80 and 24,902,917.20
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Solution
The fourth proportional to 97,686,277.20, 146,529,415.80 and 24,902,917.20 is: 37,354,375.80
Step by Step Solution
- Step 1: Write the proportion equation
97,686,277.20 : 146,529,415.80 = 24,902,917.20 : x - Step 2: Convert to fraction form
97,686,277.20/146,529,415.80 = 24,902,917.20/x - Step 3: Cross multiply
97,686,277.20x = 146,529,415.80 × 24,902,917.20 - Step 4: Simplify right side
97,686,277.20x = 3,649,009,909,031,772 - Step 5: Solve for x
x = 3,649,009,909,031,772/97,686,277.20 - Step 6: Final answer
x = 37,354,375.80
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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.