Finding the Fourth Proportional to 26,115,069.26, 39,121,524.72 and 21,510,665.57
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Solution
The fourth proportional to 26,115,069.26, 39,121,524.72 and 21,510,665.57 is: 32,223,925.06
Step by Step Solution
- Step 1: Write the proportion equation
26,115,069.26 : 39,121,524.72 = 21,510,665.57 : x - Step 2: Convert to fraction form
26,115,069.26/39,121,524.72 = 21,510,665.57/x - Step 3: Cross multiply
26,115,069.26x = 39,121,524.72 × 21,510,665.57 - Step 4: Simplify right side
26,115,069.26x = 841,530,034,840,407.88 - Step 5: Solve for x
x = 841,530,034,840,407.88/26,115,069.26 - Step 6: Final answer
x = 32,223,925.06
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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.