Finding the Fourth Proportional to 16,025,544.58, 22,115,328.50 and 8,683,375.76
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Solution
The fourth proportional to 16,025,544.58, 22,115,328.50 and 8,683,375.76 is: 11,983,100.26
Step by Step Solution
- Step 1: Write the proportion equation
16,025,544.58 : 22,115,328.50 = 8,683,375.76 : x - Step 2: Convert to fraction form
16,025,544.58/22,115,328.50 = 8,683,375.76/x - Step 3: Cross multiply
16,025,544.58x = 22,115,328.50 × 8,683,375.76 - Step 4: Simplify right side
16,025,544.58x = 192,035,707,421,337.16 - Step 5: Solve for x
x = 192,035,707,421,337.16/16,025,544.58 - Step 6: Final answer
x = 11,983,100.26
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.