Finding the Fourth Proportional to 17,473,207.80, 26,209,811.70 and 8,950,711.80
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Solution
The fourth proportional to 17,473,207.80, 26,209,811.70 and 8,950,711.80 is: 13,426,067.70
Step by Step Solution
- Step 1: Write the proportion equation
17,473,207.80 : 26,209,811.70 = 8,950,711.80 : x - Step 2: Convert to fraction form
17,473,207.80/26,209,811.70 = 8,950,711.80/x - Step 3: Cross multiply
17,473,207.80x = 26,209,811.70 × 8,950,711.80 - Step 4: Simplify right side
17,473,207.80x = 234,596,470,858,968.06 - Step 5: Solve for x
x = 234,596,470,858,968.06/17,473,207.80 - Step 6: Final answer
x = 13,426,067.70
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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.