Finding the Fourth Proportional to 11,911,543.94, 17,858,605.16 and 3,819,913.68
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Solution
The fourth proportional to 11,911,543.94, 17,858,605.16 and 3,819,913.68 is: 5,727,077.07
Step by Step Solution
- Step 1: Write the proportion equation
11,911,543.94 : 17,858,605.16 = 3,819,913.68 : x - Step 2: Convert to fraction form
11,911,543.94/17,858,605.16 = 3,819,913.68/x - Step 3: Cross multiply
11,911,543.94x = 17,858,605.16 × 3,819,913.68 - Step 4: Simplify right side
11,911,543.94x = 68,218,330,156,402.59 - Step 5: Solve for x
x = 68,218,330,156,402.59/11,911,543.94 - Step 6: Final answer
x = 5,727,077.07
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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.