Finding the Fourth Proportional to 6,694,349.12, 10,041,173.07 and 1,836,299.75
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Solution
The fourth proportional to 6,694,349.12, 10,041,173.07 and 1,836,299.75 is: 2,754,353.45
Step by Step Solution
- Step 1: Write the proportion equation
6,694,349.12 : 10,041,173.07 = 1,836,299.75 : x - Step 2: Convert to fraction form
6,694,349.12/10,041,173.07 = 1,836,299.75/x - Step 3: Cross multiply
6,694,349.12x = 10,041,173.07 × 1,836,299.75 - Step 4: Simplify right side
6,694,349.12x = 18,438,603,547,941.87 - Step 5: Solve for x
x = 18,438,603,547,941.87/6,694,349.12 - Step 6: Final answer
x = 2,754,353.45
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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.