Finding the Fourth Proportional to 26,213,871.76, 36,190,660.75 and 23,305,228.74
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Solution
The fourth proportional to 26,213,871.76, 36,190,660.75 and 23,305,228.74 is: 32,175,011.55
Step by Step Solution
- Step 1: Write the proportion equation
26,213,871.76 : 36,190,660.75 = 23,305,228.74 : x - Step 2: Convert to fraction form
26,213,871.76/36,190,660.75 = 23,305,228.74/x - Step 3: Cross multiply
26,213,871.76x = 36,190,660.75 × 23,305,228.74 - Step 4: Simplify right side
26,213,871.76x = 843,431,626,733,010.38 - Step 5: Solve for x
x = 843,431,626,733,010.38/26,213,871.76 - Step 6: Final answer
x = 32,175,011.55
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1.5x scale
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.