Finding the Fourth Proportional to 17,715,259.09, 26,572,888.98 and 4,252,087.09
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Solution
The fourth proportional to 17,715,259.09, 26,572,888.98 and 4,252,087.09 is: 6,378,130.72
Step by Step Solution
- Step 1: Write the proportion equation
17,715,259.09 : 26,572,888.98 = 4,252,087.09 : x - Step 2: Convert to fraction form
17,715,259.09/26,572,888.98 = 4,252,087.09/x - Step 3: Cross multiply
17,715,259.09x = 26,572,888.98 × 4,252,087.09 - Step 4: Simplify right side
17,715,259.09x = 112,990,238,156,764.50 - Step 5: Solve for x
x = 112,990,238,156,764.50/17,715,259.09 - Step 6: Final answer
x = 6,378,130.72
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1.5x scale
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.