Finding the Fourth Proportional to 51,555,561.03, 71,129,262.33 and 29,226,152.97
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Solution
The fourth proportional to 51,555,561.03, 71,129,262.33 and 29,226,152.97 is: 40,322,220.53
Step by Step Solution
- Step 1: Write the proportion equation
51,555,561.03 : 71,129,262.33 = 29,226,152.97 : x - Step 2: Convert to fraction form
51,555,561.03/71,129,262.33 = 29,226,152.97/x - Step 3: Cross multiply
51,555,561.03x = 71,129,262.33 × 29,226,152.97 - Step 4: Simplify right side
51,555,561.03x = 2,078,834,701,499,838.50 - Step 5: Solve for x
x = 2,078,834,701,499,838.50/51,555,561.03 - Step 6: Final answer
x = 40,322,220.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.