Finding the Fourth Proportional to 27,583,122.99, 38,064,709.28 and 15,987,412.35
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Solution
The fourth proportional to 27,583,122.99, 38,064,709.28 and 15,987,412.35 is: 22,062,628.78
Step by Step Solution
- Step 1: Write the proportion equation
27,583,122.99 : 38,064,709.28 = 15,987,412.35 : x - Step 2: Convert to fraction form
27,583,122.99/38,064,709.28 = 15,987,412.35/x - Step 3: Cross multiply
27,583,122.99x = 38,064,709.28 × 15,987,412.35 - Step 4: Simplify right side
27,583,122.99x = 608,556,203,162,294.50 - Step 5: Solve for x
x = 608,556,203,162,294.50/27,583,122.99 - Step 6: Final answer
x = 22,062,628.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.