Finding the Fourth Proportional to 16,779,452.49, 23,157,421.16 and 10,256,899.95
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Solution
The fourth proportional to 16,779,452.49, 23,157,421.16 and 10,256,899.95 is: 14,155,608.00
Step by Step Solution
- Step 1: Write the proportion equation
16,779,452.49 : 23,157,421.16 = 10,256,899.95 : x - Step 2: Convert to fraction form
16,779,452.49/23,157,421.16 = 10,256,899.95/x - Step 3: Cross multiply
16,779,452.49x = 23,157,421.16 × 10,256,899.95 - Step 4: Simplify right side
16,779,452.49x = 237,523,351,886,848.44 - Step 5: Solve for x
x = 237,523,351,886,848.44/16,779,452.49 - Step 6: Final answer
x = 14,155,608.00
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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.