Finding the Fourth Proportional to 81,984,202.52, 113,138,204.69 and 44,814,629.86
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Solution
The fourth proportional to 81,984,202.52, 113,138,204.69 and 44,814,629.86 is: 61,844,192.06
Step by Step Solution
- Step 1: Write the proportion equation
81,984,202.52 : 113,138,204.69 = 44,814,629.86 : x - Step 2: Convert to fraction form
81,984,202.52/113,138,204.69 = 44,814,629.86/x - Step 3: Cross multiply
81,984,202.52x = 113,138,204.69 × 44,814,629.86 - Step 4: Simplify right side
81,984,202.52x = 5,070,246,766,036,457 - Step 5: Solve for x
x = 5,070,246,766,036,457/81,984,202.52 - Step 6: Final answer
x = 61,844,192.06
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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.