Finding the Fourth Proportional to 8,223,893.68, 11,350,160.98 and 4,738,565.20
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Solution
The fourth proportional to 8,223,893.68, 11,350,160.98 and 4,738,565.20 is: 6,539,904.32
Step by Step Solution
- Step 1: Write the proportion equation
8,223,893.68 : 11,350,160.98 = 4,738,565.20 : x - Step 2: Convert to fraction form
8,223,893.68/11,350,160.98 = 4,738,565.20/x - Step 3: Cross multiply
8,223,893.68x = 11,350,160.98 × 4,738,565.20 - Step 4: Simplify right side
8,223,893.68x = 53,783,477,834,225.90 - Step 5: Solve for x
x = 53,783,477,834,225.90/8,223,893.68 - Step 6: Final answer
x = 6,539,904.32
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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.