Finding the Fourth Proportional to 17,938,224.18, 24,754,742.19 and 9,789,462.18
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Solution
The fourth proportional to 17,938,224.18, 24,754,742.19 and 9,789,462.18 is: 13,509,453.89
Step by Step Solution
- Step 1: Write the proportion equation
17,938,224.18 : 24,754,742.19 = 9,789,462.18 : x - Step 2: Convert to fraction form
17,938,224.18/24,754,742.19 = 9,789,462.18/x - Step 3: Cross multiply
17,938,224.18x = 24,754,742.19 × 9,789,462.18 - Step 4: Simplify right side
17,938,224.18x = 242,335,612,444,655.38 - Step 5: Solve for x
x = 242,335,612,444,655.38/17,938,224.18 - Step 6: Final answer
x = 13,509,453.89
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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.