Finding the Fourth Proportional to 96,562,927.10, 133,260,343.63 and 55,317,791.09
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Solution
The fourth proportional to 96,562,927.10, 133,260,343.63 and 55,317,791.09 is: 76,340,559.17
Step by Step Solution
- Step 1: Write the proportion equation
96,562,927.10 : 133,260,343.63 = 55,317,791.09 : x - Step 2: Convert to fraction form
96,562,927.10/133,260,343.63 = 55,317,791.09/x - Step 3: Cross multiply
96,562,927.10x = 133,260,343.63 × 55,317,791.09 - Step 4: Simplify right side
96,562,927.10x = 7,371,667,849,700,809 - Step 5: Solve for x
x = 7,371,667,849,700,809/96,562,927.10 - Step 6: Final answer
x = 76,340,559.17
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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.