Finding the Fourth Proportional to 7,657,736.94, 11,486,475.81 and 2,266,357.50
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Solution
The fourth proportional to 7,657,736.94, 11,486,475.81 and 2,266,357.50 is: 3,399,497.89
Step by Step Solution
- Step 1: Write the proportion equation
7,657,736.94 : 11,486,475.81 = 2,266,357.50 : x - Step 2: Convert to fraction form
7,657,736.94/11,486,475.81 = 2,266,357.50/x - Step 3: Cross multiply
7,657,736.94x = 11,486,475.81 × 2,266,357.50 - Step 4: Simplify right side
7,657,736.94x = 26,032,460,600,562.08 - Step 5: Solve for x
x = 26,032,460,600,562.08/7,657,736.94 - Step 6: Final answer
x = 3,399,497.89
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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.