Finding the Fourth Proportional to 15,973,354.96, 22,043,191.24 and 8,730,062.80
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Solution
The fourth proportional to 15,973,354.96, 22,043,191.24 and 8,730,062.80 is: 12,047,465.56
Step by Step Solution
- Step 1: Write the proportion equation
15,973,354.96 : 22,043,191.24 = 8,730,062.80 : x - Step 2: Convert to fraction form
15,973,354.96/22,043,191.24 = 8,730,062.80/x - Step 3: Cross multiply
15,973,354.96x = 22,043,191.24 × 8,730,062.80 - Step 4: Simplify right side
15,973,354.96x = 192,438,443,837,609.88 - Step 5: Solve for x
x = 192,438,443,837,609.88/15,973,354.96 - Step 6: Final answer
x = 12,047,465.56
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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.