Finding the Fourth Proportional to 15,531,415.07, 23,297,122.62 and 4,748,715.95
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Solution
The fourth proportional to 15,531,415.07, 23,297,122.62 and 4,748,715.95 is: 7,123,073.92
Step by Step Solution
- Step 1: Write the proportion equation
15,531,415.07 : 23,297,122.62 = 4,748,715.95 : x - Step 2: Convert to fraction form
15,531,415.07/23,297,122.62 = 4,748,715.95/x - Step 3: Cross multiply
15,531,415.07x = 23,297,122.62 × 4,748,715.95 - Step 4: Simplify right side
15,531,415.07x = 110,631,417,658,214.19 - Step 5: Solve for x
x = 110,631,417,658,214.19/15,531,415.07 - Step 6: Final answer
x = 7,123,073.92
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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.