Finding the Fourth Proportional to 9,788,338.73, 14,667,417.76 and 5,239,991.09
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Solution
The fourth proportional to 9,788,338.73, 14,667,417.76 and 5,239,991.09 is: 7,851,908.33
Step by Step Solution
- Step 1: Write the proportion equation
9,788,338.73 : 14,667,417.76 = 5,239,991.09 : x - Step 2: Convert to fraction form
9,788,338.73/14,667,417.76 = 5,239,991.09/x - Step 3: Cross multiply
9,788,338.73x = 14,667,417.76 × 5,239,991.09 - Step 4: Simplify right side
9,788,338.73x = 76,857,138,375,707.75 - Step 5: Solve for x
x = 76,857,138,375,707.75/9,788,338.73 - Step 6: Final answer
x = 7,851,908.33
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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.