Finding the Fourth Proportional to 9,702,347.20, 14,555,270.40 and 4,023,145.60
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Solution
The fourth proportional to 9,702,347.20, 14,555,270.40 and 4,023,145.60 is: 6,035,443.88
Step by Step Solution
- Step 1: Write the proportion equation
9,702,347.20 : 14,555,270.40 = 4,023,145.60 : x - Step 2: Convert to fraction form
9,702,347.20/14,555,270.40 = 4,023,145.60/x - Step 3: Cross multiply
9,702,347.20x = 14,555,270.40 × 4,023,145.60 - Step 4: Simplify right side
9,702,347.20x = 58,557,972,066,570.24 - Step 5: Solve for x
x = 58,557,972,066,570.24/9,702,347.20 - Step 6: Final answer
x = 6,035,443.88
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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.