Finding the Fourth Proportional to 26,383,915.92, 36,408,923.58 and 14,622,683.16
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Solution
The fourth proportional to 26,383,915.92, 36,408,923.58 and 14,622,683.16 is: 20,178,814.82
Step by Step Solution
- Step 1: Write the proportion equation
26,383,915.92 : 36,408,923.58 = 14,622,683.16 : x - Step 2: Convert to fraction form
26,383,915.92/36,408,923.58 = 14,622,683.16/x - Step 3: Cross multiply
26,383,915.92x = 36,408,923.58 × 14,622,683.16 - Step 4: Simplify right side
26,383,915.92x = 532,396,153,706,992.88 - Step 5: Solve for x
x = 532,396,153,706,992.88/26,383,915.92 - Step 6: Final answer
x = 20,178,814.82
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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.