Finding the Fourth Proportional to 48,006,372.28, 66,248,287.12 and 25,979,394.28
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Solution
The fourth proportional to 48,006,372.28, 66,248,287.12 and 25,979,394.28 is: 35,851,289.94
Step by Step Solution
- Step 1: Write the proportion equation
48,006,372.28 : 66,248,287.12 = 25,979,394.28 : x - Step 2: Convert to fraction form
48,006,372.28/66,248,287.12 = 25,979,394.28/x - Step 3: Cross multiply
48,006,372.28x = 66,248,287.12 × 25,979,394.28 - Step 4: Simplify right side
48,006,372.28x = 1,721,090,371,465,125.75 - Step 5: Solve for x
x = 1,721,090,371,465,125.75/48,006,372.28 - Step 6: Final answer
x = 35,851,289.94
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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.