Finding the Fourth Proportional to 23,556,465.16, 32,507,726.36 and 13,243,234.12
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Solution
The fourth proportional to 23,556,465.16, 32,507,726.36 and 13,243,234.12 is: 18,275,553.14
Step by Step Solution
- Step 1: Write the proportion equation
23,556,465.16 : 32,507,726.36 = 13,243,234.12 : x - Step 2: Convert to fraction form
23,556,465.16/32,507,726.36 = 13,243,234.12/x - Step 3: Cross multiply
23,556,465.16x = 32,507,726.36 × 13,243,234.12 - Step 4: Simplify right side
23,556,465.16x = 430,507,430,894,375.38 - Step 5: Solve for x
x = 430,507,430,894,375.38/23,556,465.16 - Step 6: Final answer
x = 18,275,553.14
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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.