Finding the Fourth Proportional to 32,427,326.72, 48,613,518.08 and 14,217,721.60
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Solution
The fourth proportional to 32,427,326.72, 48,613,518.08 and 14,217,721.60 is: 21,314,537.34
Step by Step Solution
- Step 1: Write the proportion equation
32,427,326.72 : 48,613,518.08 = 14,217,721.60 : x - Step 2: Convert to fraction form
32,427,326.72/48,613,518.08 = 14,217,721.60/x - Step 3: Cross multiply
32,427,326.72x = 48,613,518.08 × 14,217,721.60 - Step 4: Simplify right side
32,427,326.72x = 691,173,466,058,006.50 - Step 5: Solve for x
x = 691,173,466,058,006.50/32,427,326.72 - Step 6: Final answer
x = 21,314,537.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.