Finding the Fourth Proportional to 26,451,170.80, 36,501,403.92 and 14,691,191.08
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Solution
The fourth proportional to 26,451,170.80, 36,501,403.92 and 14,691,191.08 is: 20,273,170.66
Step by Step Solution
- Step 1: Write the proportion equation
26,451,170.80 : 36,501,403.92 = 14,691,191.08 : x - Step 2: Convert to fraction form
26,451,170.80/36,501,403.92 = 14,691,191.08/x - Step 3: Cross multiply
26,451,170.80x = 36,501,403.92 × 14,691,191.08 - Step 4: Simplify right side
26,451,170.80x = 536,249,099,676,981.06 - Step 5: Solve for x
x = 536,249,099,676,981.06/26,451,170.80 - Step 6: Final answer
x = 20,273,170.66
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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.