Finding the Fourth Proportional to 51,475,119.20, 77,212,613.58 and 13,136,634.17
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Solution
The fourth proportional to 51,475,119.20, 77,212,613.58 and 13,136,634.17 is: 19,704,934.61
Step by Step Solution
- Step 1: Write the proportion equation
51,475,119.20 : 77,212,613.58 = 13,136,634.17 : x - Step 2: Convert to fraction form
51,475,119.20/77,212,613.58 = 13,136,634.17/x - Step 3: Cross multiply
51,475,119.20x = 77,212,613.58 × 13,136,634.17 - Step 4: Simplify right side
51,475,119.20x = 1,014,313,857,910,034 - Step 5: Solve for x
x = 1,014,313,857,910,034/51,475,119.20 - Step 6: Final answer
x = 19,704,934.61
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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.