Finding the Fourth Proportional to 17,385,582.80, 26,077,207.80 and 4,605,813.20
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Solution
The fourth proportional to 17,385,582.80, 26,077,207.80 and 4,605,813.20 is: 6,908,410.80
Step by Step Solution
- Step 1: Write the proportion equation
17,385,582.80 : 26,077,207.80 = 4,605,813.20 : x - Step 2: Convert to fraction form
17,385,582.80/26,077,207.80 = 4,605,813.20/x - Step 3: Cross multiply
17,385,582.80x = 26,077,207.80 × 4,605,813.20 - Step 4: Simplify right side
17,385,582.80x = 120,106,747,904,382.97 - Step 5: Solve for x
x = 120,106,747,904,382.97/17,385,582.80 - Step 6: Final answer
x = 6,908,410.80
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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.