Finding the Fourth Proportional to 53,072,292.55, 79,604,599.42 and 16,691,089.99
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Solution
The fourth proportional to 53,072,292.55, 79,604,599.42 and 16,691,089.99 is: 25,035,427.50
Step by Step Solution
- Step 1: Write the proportion equation
53,072,292.55 : 79,604,599.42 = 16,691,089.99 : x - Step 2: Convert to fraction form
53,072,292.55/79,604,599.42 = 16,691,089.99/x - Step 3: Cross multiply
53,072,292.55x = 79,604,599.42 × 16,691,089.99 - Step 4: Simplify right side
53,072,292.55x = 1,328,687,532,537,121.75 - Step 5: Solve for x
x = 1,328,687,532,537,121.75/53,072,292.55 - Step 6: Final answer
x = 25,035,427.50
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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.