Finding the Fourth Proportional to 34,790,790.05, 48,009,974.92 and 19,321,871.14
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Solution
The fourth proportional to 34,790,790.05, 48,009,974.92 and 19,321,871.14 is: 26,663,451.66
Step by Step Solution
- Step 1: Write the proportion equation
34,790,790.05 : 48,009,974.92 = 19,321,871.14 : x - Step 2: Convert to fraction form
34,790,790.05/48,009,974.92 = 19,321,871.14/x - Step 3: Cross multiply
34,790,790.05x = 48,009,974.92 × 19,321,871.14 - Step 4: Simplify right side
34,790,790.05x = 927,642,548,838,871.88 - Step 5: Solve for x
x = 927,642,548,838,871.88/34,790,790.05 - Step 6: Final answer
x = 26,663,451.66
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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.