Finding the Fourth Proportional to 81,545,878.44, 112,533,330.60 and 44,876,449.44
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Solution
The fourth proportional to 81,545,878.44, 112,533,330.60 and 44,876,449.44 is: 61,929,510.33
Step by Step Solution
- Step 1: Write the proportion equation
81,545,878.44 : 112,533,330.60 = 44,876,449.44 : x - Step 2: Convert to fraction form
81,545,878.44/112,533,330.60 = 44,876,449.44/x - Step 3: Cross multiply
81,545,878.44x = 112,533,330.60 × 44,876,449.44 - Step 4: Simplify right side
81,545,878.44x = 5,050,096,321,111,807 - Step 5: Solve for x
x = 5,050,096,321,111,807/81,545,878.44 - Step 6: Final answer
x = 61,929,510.33
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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.