Finding the Fourth Proportional to 6,417,151.68, 9,624,915.57 and 2,098,832.70
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Solution
The fourth proportional to 6,417,151.68, 9,624,915.57 and 2,098,832.70 is: 3,147,983.49
Step by Step Solution
- Step 1: Write the proportion equation
6,417,151.68 : 9,624,915.57 = 2,098,832.70 : x - Step 2: Convert to fraction form
6,417,151.68/9,624,915.57 = 2,098,832.70/x - Step 3: Cross multiply
6,417,151.68x = 9,624,915.57 × 2,098,832.70 - Step 4: Simplify right side
6,417,151.68x = 20,201,087,533,055.14 - Step 5: Solve for x
x = 20,201,087,533,055.14/6,417,151.68 - Step 6: Final answer
x = 3,147,983.49
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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.