Finding the Fourth Proportional to 7,559,551.12, 11,344,641.27 and 6,836,791.36
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Solution
The fourth proportional to 7,559,551.12, 11,344,641.27 and 6,836,791.36 is: 10,259,993.51
Step by Step Solution
- Step 1: Write the proportion equation
7,559,551.12 : 11,344,641.27 = 6,836,791.36 : x - Step 2: Convert to fraction form
7,559,551.12/11,344,641.27 = 6,836,791.36/x - Step 3: Cross multiply
7,559,551.12x = 11,344,641.27 × 6,836,791.36 - Step 4: Simplify right side
7,559,551.12x = 77,560,945,417,035.42 - Step 5: Solve for x
x = 77,560,945,417,035.42/7,559,551.12 - Step 6: Final answer
x = 10,259,993.51
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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.