Finding the Fourth Proportional to 5,851,374.16, 8,071,645.80 and 3,403,709.68
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Solution
The fourth proportional to 5,851,374.16, 8,071,645.80 and 3,403,709.68 is: 4,695,228.54
Step by Step Solution
- Step 1: Write the proportion equation
5,851,374.16 : 8,071,645.80 = 3,403,709.68 : x - Step 2: Convert to fraction form
5,851,374.16/8,071,645.80 = 3,403,709.68/x - Step 3: Cross multiply
5,851,374.16x = 8,071,645.80 × 3,403,709.68 - Step 4: Simplify right side
5,851,374.16x = 27,473,538,942,991.34 - Step 5: Solve for x
x = 27,473,538,942,991.34/5,851,374.16 - Step 6: Final answer
x = 4,695,228.54
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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.