Finding the Fourth Proportional to 48,499,324.12, 66,919,076.17 and 27,868,784.50
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Solution
The fourth proportional to 48,499,324.12, 66,919,076.17 and 27,868,784.50 is: 38,453,181.49
Step by Step Solution
- Step 1: Write the proportion equation
48,499,324.12 : 66,919,076.17 = 27,868,784.50 : x - Step 2: Convert to fraction form
48,499,324.12/66,919,076.17 = 27,868,784.50/x - Step 3: Cross multiply
48,499,324.12x = 66,919,076.17 × 27,868,784.50 - Step 4: Simplify right side
48,499,324.12x = 1,864,953,312,734,792 - Step 5: Solve for x
x = 1,864,953,312,734,792/48,499,324.12 - Step 6: Final answer
x = 38,453,181.49
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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.