Finding the Fourth Proportional to 12,626,107.47, 17,419,451.36 and 10,343,929.23
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Solution
The fourth proportional to 12,626,107.47, 17,419,451.36 and 10,343,929.23 is: 14,270,872.67
Step by Step Solution
- Step 1: Write the proportion equation
12,626,107.47 : 17,419,451.36 = 10,343,929.23 : x - Step 2: Convert to fraction form
12,626,107.47/17,419,451.36 = 10,343,929.23/x - Step 3: Cross multiply
12,626,107.47x = 17,419,451.36 × 10,343,929.23 - Step 4: Simplify right side
12,626,107.47x = 180,185,572,041,547.62 - Step 5: Solve for x
x = 180,185,572,041,547.62/12,626,107.47 - Step 6: Final answer
x = 14,270,872.67
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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.