Finding the Fourth Proportional to 26,296,968.15, 36,289,119.29 and 14,694,626.97
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Solution
The fourth proportional to 26,296,968.15, 36,289,119.29 and 14,694,626.97 is: 20,278,195.87
Step by Step Solution
- Step 1: Write the proportion equation
26,296,968.15 : 36,289,119.29 = 14,694,626.97 : x - Step 2: Convert to fraction form
26,296,968.15/36,289,119.29 = 14,694,626.97/x - Step 3: Cross multiply
26,296,968.15x = 36,289,119.29 × 14,694,626.97 - Step 4: Simplify right side
26,296,968.15x = 533,255,070,962,908.06 - Step 5: Solve for x
x = 533,255,070,962,908.06/26,296,968.15 - Step 6: Final answer
x = 20,278,195.87
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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.