Finding the Fourth Proportional to 8,737,686.68, 13,106,518.74 and 2,347,939.12
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Solution
The fourth proportional to 8,737,686.68, 13,106,518.74 and 2,347,939.12 is: 3,521,905.65
Step by Step Solution
- Step 1: Write the proportion equation
8,737,686.68 : 13,106,518.74 = 2,347,939.12 : x - Step 2: Convert to fraction form
8,737,686.68/13,106,518.74 = 2,347,939.12/x - Step 3: Cross multiply
8,737,686.68x = 13,106,518.74 × 2,347,939.12 - Step 4: Simplify right side
8,737,686.68x = 30,773,308,076,659.11 - Step 5: Solve for x
x = 30,773,308,076,659.11/8,737,686.68 - Step 6: Final answer
x = 3,521,905.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.