Finding the Fourth Proportional to 16,186,812.90, 24,276,720.15 and 7,088,892.90
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Solution
The fourth proportional to 16,186,812.90, 24,276,720.15 and 7,088,892.90 is: 10,631,806.90
Step by Step Solution
- Step 1: Write the proportion equation
16,186,812.90 : 24,276,720.15 = 7,088,892.90 : x - Step 2: Convert to fraction form
16,186,812.90/24,276,720.15 = 7,088,892.90/x - Step 3: Cross multiply
16,186,812.90x = 24,276,720.15 × 7,088,892.90 - Step 4: Simplify right side
16,186,812.90x = 172,095,069,106,621.94 - Step 5: Solve for x
x = 172,095,069,106,621.94/16,186,812.90 - Step 6: Final answer
x = 10,631,806.90
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1.5x scale
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.