Finding the Fourth Proportional to 8,203,978.06, 11,320,907.94 and 4,532,854.48
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Solution
The fourth proportional to 8,203,978.06, 11,320,907.94 and 4,532,854.48 is: 6,255,017.74
Step by Step Solution
- Step 1: Write the proportion equation
8,203,978.06 : 11,320,907.94 = 4,532,854.48 : x - Step 2: Convert to fraction form
8,203,978.06/11,320,907.94 = 4,532,854.48/x - Step 3: Cross multiply
8,203,978.06x = 11,320,907.94 × 4,532,854.48 - Step 4: Simplify right side
8,203,978.06x = 51,316,028,273,496.57 - Step 5: Solve for x
x = 51,316,028,273,496.57/8,203,978.06 - Step 6: Final answer
x = 6,255,017.74
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.