Finding the Fourth Proportional to 26,393,155.68, 39,595,915.44 and 8,196,421.44
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Solution
The fourth proportional to 26,393,155.68, 39,595,915.44 and 8,196,421.44 is: 12,296,551.96
Step by Step Solution
- Step 1: Write the proportion equation
26,393,155.68 : 39,595,915.44 = 8,196,421.44 : x - Step 2: Convert to fraction form
26,393,155.68/39,595,915.44 = 8,196,421.44/x - Step 3: Cross multiply
26,393,155.68x = 39,595,915.44 × 8,196,421.44 - Step 4: Simplify right side
26,393,155.68x = 324,544,810,248,843 - Step 5: Solve for x
x = 324,544,810,248,843/26,393,155.68 - Step 6: Final answer
x = 12,296,551.96
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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.