Finding the Fourth Proportional to 10,432,232.87, 15,637,304.95 and 3,509,121.56
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Solution
The fourth proportional to 10,432,232.87, 15,637,304.95 and 3,509,121.56 is: 5,259,967.32
Step by Step Solution
- Step 1: Write the proportion equation
10,432,232.87 : 15,637,304.95 = 3,509,121.56 : x - Step 2: Convert to fraction form
10,432,232.87/15,637,304.95 = 3,509,121.56/x - Step 3: Cross multiply
10,432,232.87x = 15,637,304.95 × 3,509,121.56 - Step 4: Simplify right side
10,432,232.87x = 54,873,203,970,660.18 - Step 5: Solve for x
x = 54,873,203,970,660.18/10,432,232.87 - Step 6: Final answer
x = 5,259,967.32
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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.