Finding the Fourth Proportional to 5,354,937, 7,389,069.48 and 3,149,899.92
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Solution
The fourth proportional to 5,354,937, 7,389,069.48 and 3,149,899.92 is: 4,346,424.50
Step by Step Solution
- Step 1: Write the proportion equation
5,354,937 : 7,389,069.48 = 3,149,899.92 : x - Step 2: Convert to fraction form
5,354,937/7,389,069.48 = 3,149,899.92/x - Step 3: Cross multiply
5,354,937x = 7,389,069.48 × 3,149,899.92 - Step 4: Simplify right side
5,354,937x = 23,274,829,363,926.44 - Step 5: Solve for x
x = 23,274,829,363,926.44/5,354,937 - Step 6: Final answer
x = 4,346,424.50
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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.