Finding the Fourth Proportional to 34,135,840.80, 51,195,238.68 and 13,390,495.56
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Solution
The fourth proportional to 34,135,840.80, 51,195,238.68 and 13,390,495.56 is: 20,082,400.20
Step by Step Solution
- Step 1: Write the proportion equation
34,135,840.80 : 51,195,238.68 = 13,390,495.56 : x - Step 2: Convert to fraction form
34,135,840.80/51,195,238.68 = 13,390,495.56/x - Step 3: Cross multiply
34,135,840.80x = 51,195,238.68 × 13,390,495.56 - Step 4: Simplify right side
34,135,840.80x = 685,529,616,237,680.25 - Step 5: Solve for x
x = 685,529,616,237,680.25/34,135,840.80 - Step 6: Final answer
x = 20,082,400.20
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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.