Finding the Fourth Proportional to 32,378,043.40, 48,560,844.30 and 9,659,681.80
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Solution
The fourth proportional to 32,378,043.40, 48,560,844.30 and 9,659,681.80 is: 14,487,666.78
Step by Step Solution
- Step 1: Write the proportion equation
32,378,043.40 : 48,560,844.30 = 9,659,681.80 : x - Step 2: Convert to fraction form
32,378,043.40/48,560,844.30 = 9,659,681.80/x - Step 3: Cross multiply
32,378,043.40x = 48,560,844.30 × 9,659,681.80 - Step 4: Simplify right side
32,378,043.40x = 469,082,303,877,343.75 - Step 5: Solve for x
x = 469,082,303,877,343.75/32,378,043.40 - Step 6: Final answer
x = 14,487,666.78
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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.