Finding the Fourth Proportional to 8,148,893.99, 11,244,800.75 and 4,477,620.83
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Solution
The fourth proportional to 8,148,893.99, 11,244,800.75 and 4,477,620.83 is: 6,178,746.97
Step by Step Solution
- Step 1: Write the proportion equation
8,148,893.99 : 11,244,800.75 = 4,477,620.83 : x - Step 2: Convert to fraction form
8,148,893.99/11,244,800.75 = 4,477,620.83/x - Step 3: Cross multiply
8,148,893.99x = 11,244,800.75 × 4,477,620.83 - Step 4: Simplify right side
8,148,893.99x = 50,349,953,988,787.52 - Step 5: Solve for x
x = 50,349,953,988,787.52/8,148,893.99 - Step 6: Final answer
x = 6,178,746.97
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1.5x scale
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.