Finding the Fourth Proportional to 8,941,986.74, 13,409,596.47 and 3,824,203.70
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Solution
The fourth proportional to 8,941,986.74, 13,409,596.47 and 3,824,203.70 is: 5,734,858.47
Step by Step Solution
- Step 1: Write the proportion equation
8,941,986.74 : 13,409,596.47 = 3,824,203.70 : x - Step 2: Convert to fraction form
8,941,986.74/13,409,596.47 = 3,824,203.70/x - Step 3: Cross multiply
8,941,986.74x = 13,409,596.47 × 3,824,203.70 - Step 4: Simplify right side
8,941,986.74x = 51,281,028,436,080.95 - Step 5: Solve for x
x = 51,281,028,436,080.95/8,941,986.74 - Step 6: Final answer
x = 5,734,858.47
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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.