Finding the Fourth Proportional to 23,486,316.12, 32,411,174.76 and 13,703,486.04
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Solution
The fourth proportional to 23,486,316.12, 32,411,174.76 and 13,703,486.04 is: 18,910,844.88
Step by Step Solution
- Step 1: Write the proportion equation
23,486,316.12 : 32,411,174.76 = 13,703,486.04 : x - Step 2: Convert to fraction form
23,486,316.12/32,411,174.76 = 13,703,486.04/x - Step 3: Cross multiply
23,486,316.12x = 32,411,174.76 × 13,703,486.04 - Step 4: Simplify right side
23,486,316.12x = 444,146,080,863,660.38 - Step 5: Solve for x
x = 444,146,080,863,660.38/23,486,316.12 - Step 6: Final answer
x = 18,910,844.88
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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.