Finding the Fourth Proportional to 9,754,950.84, 13,460,850.96 and 5,403,224.22
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Solution
The fourth proportional to 9,754,950.84, 13,460,850.96 and 5,403,224.22 is: 7,455,905.94
Step by Step Solution
- Step 1: Write the proportion equation
9,754,950.84 : 13,460,850.96 = 5,403,224.22 : x - Step 2: Convert to fraction form
9,754,950.84/13,460,850.96 = 5,403,224.22/x - Step 3: Cross multiply
9,754,950.84x = 13,460,850.96 × 5,403,224.22 - Step 4: Simplify right side
9,754,950.84x = 72,731,995,928,882.25 - Step 5: Solve for x
x = 72,731,995,928,882.25/9,754,950.84 - Step 6: Final answer
x = 7,455,905.94
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1.5x scale
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.