Finding the Fourth Proportional to 66,350,634.45, 99,525,951.68 and 37,652,820.45
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Solution
The fourth proportional to 66,350,634.45, 99,525,951.68 and 37,652,820.45 is: 56,479,230.68
Step by Step Solution
- Step 1: Write the proportion equation
66,350,634.45 : 99,525,951.68 = 37,652,820.45 : x - Step 2: Convert to fraction form
66,350,634.45/99,525,951.68 = 37,652,820.45/x - Step 3: Cross multiply
66,350,634.45x = 99,525,951.68 × 37,652,820.45 - Step 4: Simplify right side
66,350,634.45x = 3,747,432,788,534,152 - Step 5: Solve for x
x = 3,747,432,788,534,152/66,350,634.45 - Step 6: Final answer
x = 56,479,230.68
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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.