Finding the Fourth Proportional to 47,951,954.64, 66,172,351.68 and 26,221,456.08
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Solution
The fourth proportional to 47,951,954.64, 66,172,351.68 and 26,221,456.08 is: 36,184,873.51
Step by Step Solution
- Step 1: Write the proportion equation
47,951,954.64 : 66,172,351.68 = 26,221,456.08 : x - Step 2: Convert to fraction form
47,951,954.64/66,172,351.68 = 26,221,456.08/x - Step 3: Cross multiply
47,951,954.64x = 66,172,351.68 × 26,221,456.08 - Step 4: Simplify right side
47,951,954.64x = 1,735,135,413,287,434 - Step 5: Solve for x
x = 1,735,135,413,287,434/47,951,954.64 - Step 6: Final answer
x = 36,184,873.51
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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.