Finding the Fourth Proportional to 5,612,058.09, 7,739,475.35 and 3,677,616.09
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Solution
The fourth proportional to 5,612,058.09, 7,739,475.35 and 3,677,616.09 is: 5,071,725.67
Step by Step Solution
- Step 1: Write the proportion equation
5,612,058.09 : 7,739,475.35 = 3,677,616.09 : x - Step 2: Convert to fraction form
5,612,058.09/7,739,475.35 = 3,677,616.09/x - Step 3: Cross multiply
5,612,058.09x = 7,739,475.35 × 3,677,616.09 - Step 4: Simplify right side
5,612,058.09x = 28,462,819,056,930.30 - Step 5: Solve for x
x = 28,462,819,056,930.30/5,612,058.09 - Step 6: Final answer
x = 5,071,725.67
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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.