Finding the Fourth Proportional to 34,790,790.76, 48,009,975.92 and 19,321,871.84
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Solution
The fourth proportional to 34,790,790.76, 48,009,975.92 and 19,321,871.84 is: 26,663,452.64
Step by Step Solution
- Step 1: Write the proportion equation
34,790,790.76 : 48,009,975.92 = 19,321,871.84 : x - Step 2: Convert to fraction form
34,790,790.76/48,009,975.92 = 19,321,871.84/x - Step 3: Cross multiply
34,790,790.76x = 48,009,975.92 × 19,321,871.84 - Step 4: Simplify right side
34,790,790.76x = 927,642,601,767,726.12 - Step 5: Solve for x
x = 927,642,601,767,726.12/34,790,790.76 - Step 6: Final answer
x = 26,663,452.64
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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.