Finding the Fourth Proportional to 13,253,329.26, 19,877,779.35 and 3,669,676.56
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Solution
The fourth proportional to 13,253,329.26, 19,877,779.35 and 3,669,676.56 is: 5,503,901.66
Step by Step Solution
- Step 1: Write the proportion equation
13,253,329.26 : 19,877,779.35 = 3,669,676.56 : x - Step 2: Convert to fraction form
13,253,329.26/19,877,779.35 = 3,669,676.56/x - Step 3: Cross multiply
13,253,329.26x = 19,877,779.35 × 3,669,676.56 - Step 4: Simplify right side
13,253,329.26x = 72,945,020,945,547.05 - Step 5: Solve for x
x = 72,945,020,945,547.05/13,253,329.26 - Step 6: Final answer
x = 5,503,901.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.