Finding the Fourth Proportional to 15,225,833.44, 22,840,921.50 and 4,988,504.80
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Solution
The fourth proportional to 15,225,833.44, 22,840,921.50 and 4,988,504.80 is: 7,483,468.61
Step by Step Solution
- Step 1: Write the proportion equation
15,225,833.44 : 22,840,921.50 = 4,988,504.80 : x - Step 2: Convert to fraction form
15,225,833.44/22,840,921.50 = 4,988,504.80/x - Step 3: Cross multiply
15,225,833.44x = 22,840,921.50 × 4,988,504.80 - Step 4: Simplify right side
15,225,833.44x = 113,942,046,539,173.20 - Step 5: Solve for x
x = 113,942,046,539,173.20/15,225,833.44 - Step 6: Final answer
x = 7,483,468.61
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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.