Finding the Fourth Proportional to 48,921,719.79, 67,512,016.73 and 26,895,593.96
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Solution
The fourth proportional to 48,921,719.79, 67,512,016.73 and 26,895,593.96 is: 37,115,943.54
Step by Step Solution
- Step 1: Write the proportion equation
48,921,719.79 : 67,512,016.73 = 26,895,593.96 : x - Step 2: Convert to fraction form
48,921,719.79/67,512,016.73 = 26,895,593.96/x - Step 3: Cross multiply
48,921,719.79x = 67,512,016.73 × 26,895,593.96 - Step 4: Simplify right side
48,921,719.79x = 1,815,775,789,373,655.75 - Step 5: Solve for x
x = 1,815,775,789,373,655.75/48,921,719.79 - Step 6: Final answer
x = 37,115,943.54
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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.