Finding the Fourth Proportional to 32,608,840.40, 48,907,039.80 and 9,890,478.80
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Solution
The fourth proportional to 32,608,840.40, 48,907,039.80 and 9,890,478.80 is: 14,833,831.39
Step by Step Solution
- Step 1: Write the proportion equation
32,608,840.40 : 48,907,039.80 = 9,890,478.80 : x - Step 2: Convert to fraction form
32,608,840.40/48,907,039.80 = 9,890,478.80/x - Step 3: Cross multiply
32,608,840.40x = 48,907,039.80 × 9,890,478.80 - Step 4: Simplify right side
32,608,840.40x = 483,714,040,312,656.25 - Step 5: Solve for x
x = 483,714,040,312,656.25/32,608,840.40 - Step 6: Final answer
x = 14,833,831.39
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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.