Finding the Fourth Proportional to 12,894,973.36, 17,794,501.08 and 7,093,387.12
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Solution
The fourth proportional to 12,894,973.36, 17,794,501.08 and 7,093,387.12 is: 9,788,564.99
Step by Step Solution
- Step 1: Write the proportion equation
12,894,973.36 : 17,794,501.08 = 7,093,387.12 : x - Step 2: Convert to fraction form
12,894,973.36/17,794,501.08 = 7,093,387.12/x - Step 3: Cross multiply
12,894,973.36x = 17,794,501.08 × 7,093,387.12 - Step 4: Simplify right side
12,894,973.36x = 126,223,284,767,698.08 - Step 5: Solve for x
x = 126,223,284,767,698.08/12,894,973.36 - Step 6: Final answer
x = 9,788,564.99
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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.