Finding the Fourth Proportional to 15,069,384.36, 22,604,076.54 and 4,431,816.36
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Solution
The fourth proportional to 15,069,384.36, 22,604,076.54 and 4,431,816.36 is: 6,647,724.54
Step by Step Solution
- Step 1: Write the proportion equation
15,069,384.36 : 22,604,076.54 = 4,431,816.36 : x - Step 2: Convert to fraction form
15,069,384.36/22,604,076.54 = 4,431,816.36/x - Step 3: Cross multiply
15,069,384.36x = 22,604,076.54 × 4,431,816.36 - Step 4: Simplify right side
15,069,384.36x = 100,177,116,212,664.20 - Step 5: Solve for x
x = 100,177,116,212,664.20/15,069,384.36 - Step 6: Final answer
x = 6,647,724.54
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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.