Finding the Fourth Proportional to 51,475,120.70, 77,212,615.84 and 13,136,635.66
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Solution
The fourth proportional to 51,475,120.70, 77,212,615.84 and 13,136,635.66 is: 19,704,936.85
Step by Step Solution
- Step 1: Write the proportion equation
51,475,120.70 : 77,212,615.84 = 13,136,635.66 : x - Step 2: Convert to fraction form
51,475,120.70/77,212,615.84 = 13,136,635.66/x - Step 3: Cross multiply
51,475,120.70x = 77,212,615.84 × 13,136,635.66 - Step 4: Simplify right side
51,475,120.70x = 1,014,314,002,645,624.88 - Step 5: Solve for x
x = 1,014,314,002,645,624.88/51,475,120.70 - Step 6: Final answer
x = 19,704,936.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.