Finding the Fourth Proportional to 16,615,234.20, 24,922,851.30 and 14,823,643.80
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Solution
The fourth proportional to 16,615,234.20, 24,922,851.30 and 14,823,643.80 is: 22,235,465.70
Step by Step Solution
- Step 1: Write the proportion equation
16,615,234.20 : 24,922,851.30 = 14,823,643.80 : x - Step 2: Convert to fraction form
16,615,234.20/24,922,851.30 = 14,823,643.80/x - Step 3: Cross multiply
16,615,234.20x = 24,922,851.30 × 14,823,643.80 - Step 4: Simplify right side
16,615,234.20x = 369,447,470,151,567 - Step 5: Solve for x
x = 369,447,470,151,567/16,615,234.20 - Step 6: Final answer
x = 22,235,465.70
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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.