Finding the Fourth Proportional to 32,259,548.20, 48,389,322.30 and 28,974,965.80
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Solution
The fourth proportional to 32,259,548.20, 48,389,322.30 and 28,974,965.80 is: 43,462,448.70
Step by Step Solution
- Step 1: Write the proportion equation
32,259,548.20 : 48,389,322.30 = 28,974,965.80 : x - Step 2: Convert to fraction form
32,259,548.20/48,389,322.30 = 28,974,965.80/x - Step 3: Cross multiply
32,259,548.20x = 48,389,322.30 × 28,974,965.80 - Step 4: Simplify right side
32,259,548.20x = 1,402,078,958,727,677.25 - Step 5: Solve for x
x = 1,402,078,958,727,677.25/32,259,548.20 - Step 6: Final answer
x = 43,462,448.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.