Finding the Fourth Proportional to 6,106,563.96, 8,426,729.34 and 3,390,135
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Solution
The fourth proportional to 6,106,563.96, 8,426,729.34 and 3,390,135 is: 4,678,203.69
Step by Step Solution
- Step 1: Write the proportion equation
6,106,563.96 : 8,426,729.34 = 3,390,135 : x - Step 2: Convert to fraction form
6,106,563.96/8,426,729.34 = 3,390,135/x - Step 3: Cross multiply
6,106,563.96x = 8,426,729.34 × 3,390,135 - Step 4: Simplify right side
6,106,563.96x = 28,567,750,071,060.90 - Step 5: Solve for x
x = 28,567,750,071,060.90/6,106,563.96 - Step 6: Final answer
x = 4,678,203.69
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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.