Finding the Fourth Proportional to 23,497,421.10, 32,426,534.43 and 13,183,470.78
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Solution
The fourth proportional to 23,497,421.10, 32,426,534.43 and 13,183,470.78 is: 18,193,242.03
Step by Step Solution
- Step 1: Write the proportion equation
23,497,421.10 : 32,426,534.43 = 13,183,470.78 : x - Step 2: Convert to fraction form
23,497,421.10/32,426,534.43 = 13,183,470.78/x - Step 3: Cross multiply
23,497,421.10x = 32,426,534.43 × 13,183,470.78 - Step 4: Simplify right side
23,497,421.10x = 427,494,269,154,568.94 - Step 5: Solve for x
x = 427,494,269,154,568.94/23,497,421.10 - Step 6: Final answer
x = 18,193,242.03
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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.