Finding the Fourth Proportional to 12,633,393.72, 17,434,135.74 and 6,832,175.48
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Solution
The fourth proportional to 12,633,393.72, 17,434,135.74 and 6,832,175.48 is: 9,428,430.50
Step by Step Solution
- Step 1: Write the proportion equation
12,633,393.72 : 17,434,135.74 = 6,832,175.48 : x - Step 2: Convert to fraction form
12,633,393.72/17,434,135.74 = 6,832,175.48/x - Step 3: Cross multiply
12,633,393.72x = 17,434,135.74 × 6,832,175.48 - Step 4: Simplify right side
12,633,393.72x = 119,113,074,721,647.62 - Step 5: Solve for x
x = 119,113,074,721,647.62/12,633,393.72 - Step 6: Final answer
x = 9,428,430.50
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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.