Finding the Fourth Proportional to 26,617,898.70, 39,932,622 and 8,173,907.10
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Solution
The fourth proportional to 26,617,898.70, 39,932,622 and 8,173,907.10 is: 12,262,633.73
Step by Step Solution
- Step 1: Write the proportion equation
26,617,898.70 : 39,932,622 = 8,173,907.10 : x - Step 2: Convert to fraction form
26,617,898.70/39,932,622 = 8,173,907.10/x - Step 3: Cross multiply
26,617,898.70x = 39,932,622 × 8,173,907.10 - Step 4: Simplify right side
26,617,898.70x = 326,405,542,487,416.19 - Step 5: Solve for x
x = 326,405,542,487,416.19/26,617,898.70 - Step 6: Final answer
x = 12,262,633.73
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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.