Finding the Fourth Proportional to 26,836,838.40, 40,255,257.60 and 22,585,310.40
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Solution
The fourth proportional to 26,836,838.40, 40,255,257.60 and 22,585,310.40 is: 33,877,965.60
Step by Step Solution
- Step 1: Write the proportion equation
26,836,838.40 : 40,255,257.60 = 22,585,310.40 : x - Step 2: Convert to fraction form
26,836,838.40/40,255,257.60 = 22,585,310.40/x - Step 3: Cross multiply
26,836,838.40x = 40,255,257.60 × 22,585,310.40 - Step 4: Simplify right side
26,836,838.40x = 909,177,488,127,959 - Step 5: Solve for x
x = 909,177,488,127,959/26,836,838.40 - Step 6: Final answer
x = 33,877,965.60
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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.