Finding the Fourth Proportional to 26,836,746.06, 40,217,876.18 and 12,227,963.63
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Solution
The fourth proportional to 26,836,746.06, 40,217,876.18 and 12,227,963.63 is: 18,324,975.98
Step by Step Solution
- Step 1: Write the proportion equation
26,836,746.06 : 40,217,876.18 = 12,227,963.63 : x - Step 2: Convert to fraction form
26,836,746.06/40,217,876.18 = 12,227,963.63/x - Step 3: Cross multiply
26,836,746.06x = 40,217,876.18 × 12,227,963.63 - Step 4: Simplify right side
26,836,746.06x = 491,782,726,942,654.12 - Step 5: Solve for x
x = 491,782,726,942,654.12/26,836,746.06 - Step 6: Final answer
x = 18,324,975.98
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1.5x scale
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.