Finding the Fourth Proportional to 17,729,209.20, 26,593,813.80 and 17,020,621.20
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Solution
The fourth proportional to 17,729,209.20, 26,593,813.80 and 17,020,621.20 is: 25,530,931.80
Step by Step Solution
- Step 1: Write the proportion equation
17,729,209.20 : 26,593,813.80 = 17,020,621.20 : x - Step 2: Convert to fraction form
17,729,209.20/26,593,813.80 = 17,020,621.20/x - Step 3: Cross multiply
17,729,209.20x = 26,593,813.80 × 17,020,621.20 - Step 4: Simplify right side
17,729,209.20x = 452,643,230,953,132.56 - Step 5: Solve for x
x = 452,643,230,953,132.56/17,729,209.20 - Step 6: Final answer
x = 25,530,931.80
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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.