Finding the Fourth Proportional to 73,768,065.09, 110,707,456.05 and 27,755,312.82
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Solution
The fourth proportional to 73,768,065.09, 110,707,456.05 and 27,755,312.82 is: 41,653,797.89
Step by Step Solution
- Step 1: Write the proportion equation
73,768,065.09 : 110,707,456.05 = 27,755,312.82 : x - Step 2: Convert to fraction form
73,768,065.09/110,707,456.05 = 27,755,312.82/x - Step 3: Cross multiply
73,768,065.09x = 110,707,456.05 × 27,755,312.82 - Step 4: Simplify right side
73,768,065.09x = 3,072,720,074,174,151.50 - Step 5: Solve for x
x = 3,072,720,074,174,151.50/73,768,065.09 - Step 6: Final answer
x = 41,653,797.89
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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.