Finding the Fourth Proportional to 26,354,138.06, 36,368,457.46 and 15,186,528.43
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Solution
The fourth proportional to 26,354,138.06, 36,368,457.46 and 15,186,528.43 is: 20,957,263.40
Step by Step Solution
- Step 1: Write the proportion equation
26,354,138.06 : 36,368,457.46 = 15,186,528.43 : x - Step 2: Convert to fraction form
26,354,138.06/36,368,457.46 = 15,186,528.43/x - Step 3: Cross multiply
26,354,138.06x = 36,368,457.46 × 15,186,528.43 - Step 4: Simplify right side
26,354,138.06x = 552,310,613,042,648.19 - Step 5: Solve for x
x = 552,310,613,042,648.19/26,354,138.06 - Step 6: Final answer
x = 20,957,263.40
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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.