Finding the Fourth Proportional to 38,575,364.96, 57,861,643.44 and 15,556,227.68
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Solution
The fourth proportional to 38,575,364.96, 57,861,643.44 and 15,556,227.68 is: 23,333,775.33
Step by Step Solution
- Step 1: Write the proportion equation
38,575,364.96 : 57,861,643.44 = 15,556,227.68 : x - Step 2: Convert to fraction form
38,575,364.96/57,861,643.44 = 15,556,227.68/x - Step 3: Cross multiply
38,575,364.96x = 57,861,643.44 × 15,556,227.68 - Step 4: Simplify right side
38,575,364.96x = 900,108,899,291,618.38 - Step 5: Solve for x
x = 900,108,899,291,618.38/38,575,364.96 - Step 6: Final answer
x = 23,333,775.33
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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.