Finding the Fourth Proportional to 8,877,679.68, 13,313,368.80 and 3,196,378.56
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Solution
The fourth proportional to 8,877,679.68, 13,313,368.80 and 3,196,378.56 is: 4,793,433.43
Step by Step Solution
- Step 1: Write the proportion equation
8,877,679.68 : 13,313,368.80 = 3,196,378.56 : x - Step 2: Convert to fraction form
8,877,679.68/13,313,368.80 = 3,196,378.56/x - Step 3: Cross multiply
8,877,679.68x = 13,313,368.80 × 3,196,378.56 - Step 4: Simplify right side
8,877,679.68x = 42,554,566,593,692.93 - Step 5: Solve for x
x = 42,554,566,593,692.93/8,877,679.68 - Step 6: Final answer
x = 4,793,433.43
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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.