Finding the Fourth Proportional to 34,869,952.51, 48,120,977.12 and 19,190,782.26
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Solution
The fourth proportional to 34,869,952.51, 48,120,977.12 and 19,190,782.26 is: 26,483,523.14
Step by Step Solution
- Step 1: Write the proportion equation
34,869,952.51 : 48,120,977.12 = 19,190,782.26 : x - Step 2: Convert to fraction form
34,869,952.51/48,120,977.12 = 19,190,782.26/x - Step 3: Cross multiply
34,869,952.51x = 48,120,977.12 × 19,190,782.26 - Step 4: Simplify right side
34,869,952.51x = 923,479,193,952,408.12 - Step 5: Solve for x
x = 923,479,193,952,408.12/34,869,952.51 - Step 6: Final answer
x = 26,483,523.14
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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.