Finding the Fourth Proportional to 23,132,367.40, 34,656,560.70 and 18,849,346.60
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Solution
The fourth proportional to 23,132,367.40, 34,656,560.70 and 18,849,346.60 is: 28,239,804.14
Step by Step Solution
- Step 1: Write the proportion equation
23,132,367.40 : 34,656,560.70 = 18,849,346.60 : x - Step 2: Convert to fraction form
23,132,367.40/34,656,560.70 = 18,849,346.60/x - Step 3: Cross multiply
23,132,367.40x = 34,656,560.70 × 18,849,346.60 - Step 4: Simplify right side
23,132,367.40x = 653,253,524,598,238.75 - Step 5: Solve for x
x = 653,253,524,598,238.75/23,132,367.40 - Step 6: Final answer
x = 28,239,804.14
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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.