Finding the Fourth Proportional to 6,916,124.73, 9,544,402.26 and 3,818,637.75
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Solution
The fourth proportional to 6,916,124.73, 9,544,402.26 and 3,818,637.75 is: 5,269,802.99
Step by Step Solution
- Step 1: Write the proportion equation
6,916,124.73 : 9,544,402.26 = 3,818,637.75 : x - Step 2: Convert to fraction form
6,916,124.73/9,544,402.26 = 3,818,637.75/x - Step 3: Cross multiply
6,916,124.73x = 9,544,402.26 × 3,818,637.75 - Step 4: Simplify right side
6,916,124.73x = 36,446,614,771,221.31 - Step 5: Solve for x
x = 36,446,614,771,221.31/6,916,124.73 - Step 6: Final answer
x = 5,269,802.99
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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.