Finding the Fourth Proportional to 21,409,114.26, 32,127,180.49 and 9,113,058.05
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Solution
The fourth proportional to 21,409,114.26, 32,127,180.49 and 9,113,058.05 is: 13,675,337.39
Step by Step Solution
- Step 1: Write the proportion equation
21,409,114.26 : 32,127,180.49 = 9,113,058.05 : x - Step 2: Convert to fraction form
21,409,114.26/32,127,180.49 = 9,113,058.05/x - Step 3: Cross multiply
21,409,114.26x = 32,127,180.49 × 9,113,058.05 - Step 4: Simplify right side
21,409,114.26x = 292,776,860,768,407.31 - Step 5: Solve for x
x = 292,776,860,768,407.31/21,409,114.26 - Step 6: Final answer
x = 13,675,337.39
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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.