Finding the Fourth Proportional to 16,287,063.40, 24,430,574.40 and 4,156,527.07
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Solution
The fourth proportional to 16,287,063.40, 24,430,574.40 and 4,156,527.07 is: 6,234,785.32
Step by Step Solution
- Step 1: Write the proportion equation
16,287,063.40 : 24,430,574.40 = 4,156,527.07 : x - Step 2: Convert to fraction form
16,287,063.40/24,430,574.40 = 4,156,527.07/x - Step 3: Cross multiply
16,287,063.40x = 24,430,574.40 × 4,156,527.07 - Step 4: Simplify right side
16,287,063.40x = 101,546,343,829,249 - Step 5: Solve for x
x = 101,546,343,829,249/16,287,063.40 - Step 6: Final answer
x = 6,234,785.32
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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.