Finding the Fourth Proportional to 32,579,806.80, 48,837,569.40 and 18,209,758.80
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Solution
The fourth proportional to 32,579,806.80, 48,837,569.40 and 18,209,758.80 is: 27,296,673.81
Step by Step Solution
- Step 1: Write the proportion equation
32,579,806.80 : 48,837,569.40 = 18,209,758.80 : x - Step 2: Convert to fraction form
32,579,806.80/48,837,569.40 = 18,209,758.80/x - Step 3: Cross multiply
32,579,806.80x = 48,837,569.40 × 18,209,758.80 - Step 4: Simplify right side
32,579,806.80x = 889,320,359,152,260.75 - Step 5: Solve for x
x = 889,320,359,152,260.75/32,579,806.80 - Step 6: Final answer
x = 27,296,673.81
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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.