Finding the Fourth Proportional to 17,739,428.80, 26,559,376.80 and 17,241,764.80
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Solution
The fourth proportional to 17,739,428.80, 26,559,376.80 and 17,241,764.80 is: 25,814,276.95
Step by Step Solution
- Step 1: Write the proportion equation
17,739,428.80 : 26,559,376.80 = 17,241,764.80 : x - Step 2: Convert to fraction form
17,739,428.80/26,559,376.80 = 17,241,764.80/x - Step 3: Cross multiply
17,739,428.80x = 26,559,376.80 × 17,241,764.80 - Step 4: Simplify right side
17,739,428.80x = 457,930,528,020,176.69 - Step 5: Solve for x
x = 457,930,528,020,176.69/17,739,428.80 - Step 6: Final answer
x = 25,814,276.95
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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.